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Line
Boring Tools
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Portable Line Boring Machine Equipment for
easy concentric bore repair of holes on Backhoes, Dozers, Endloaders,
Scrapper Hitches, Tractors, Excavators, machine frames, etc - using
a standard magnetic drill press.
   
Clic
para taladro linea en Espanol
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Customer
photo shows our 72" boring bar reboring 4 holes in line on a
large bucket. The mag drill is held by our weld-on safety base
in case of power failure. Also notice the 2 just bored and sleeved
holes above.
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All
you need is our line boring equipment, a mag drill, welder,
grinder and you can do it.
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Q150
Line Boring System - with improved drill base adapter:
Made in
USA. The most economical equipment to rebore holes round and concentric
again. One year warranty against defects in American craftsmanship.The
Q150 setup includes everything you need for reboring most holes. It
is intended for repairing holes up to 8 inch diameter in heavy construction
equipment such as cranes, backhoes, endloaders, excavators and tractors
powered by your variable speed magnetic drill press with a 3/4 inch
drill chuck. It can also be used to rebore holes in machinery frames,
steel mill ladles, bridge support pivots, etc. Our 1.500" diameter
boring bars hold standard 1/2" square shank carbide lathe machine
cutting tools. Our adapter base bearing will hold the boring shaft
load to prevent overloading the bearings in your mag drill while also
clamping the magnetic drill in case of power failure. A jacking screw
is provided for positioning. Approved by Milwaukee Tool Company Engineers
and the Fein Power Tool Company.
Click
to see a customer's VIDEO of our Q150-S Line Boring Machine
Click
to see a 2nd customer's VIDEO of our Q150 Portable Line Boring
Click
to see a VIDEO of our Bore Welder mounted to the Q150
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Q88-E
Hole Boring Set:
$1495
with Milwaukee Drill or $1295 without
drill.
Bores 1" to 1.5 inches diameter holes in-line spaced
up to 16 inches apart using a portable 1/2" drill.
Click
to read how to use the Q88E
Click
to see a video of the Q88 Portable Line Boring Equipment
7/8"
dia x 28.5" long Boring Bar -chrome induction hardened
and precision ground 100,000 PSI tensile strength alloy
steel, resists scoring to still fit the bearings use after use.
1/4" cutting tool mounting holes are spaced 4" apart.
1/2" shank with 3 flats for driving with drill chuck.
Milwaukee Electric Drill - Variable speed, high torque
and 1/2" chuck.
Drill
Press Adapter with bearing -
with manual feed handle to move drill.
Velcro
Strap - to hold speed trigger.
2
Self-aligning Bearings - the I.D. of the bearings have a
perfect fit for the shaft. Easy mounting holes.
2 Bearing Plates and 6 Standoffs - 5/8 inch thick for
easy weld on and vibration free machining.
2 Centering Cones - for quick concentric alignment of
the boring bar and bearings in holes.
6 Cutting Tools - 5 carbide boring cutters and 1 cobalt
boring cutter.
1
Electronic Caliper
- Measures 0" to 6" with digital readout to .001" in/mm
1
Solid wood case - For holding and transporting the equipment.
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| Q150
Line Boring Equipment:
Choose from 3 different lengths of boring bars, 36" (914mm),
54" (1371mm) or 72 inch (1829mm) available in 7 different
machine kits shown below. |
Q150-S
Line Boring Kit: $1995.
Bores single
holes or 2 holes in-line from 1.75 to 5.5 inches diameter spaced
to about 20 inches apart.

Click
to request more information
Powered
by your magnetic drill with 3/4" drill chuck.
Optional
Milwaukee Portable Magnetic Drill
Press with chuck: $1595. (Variable
speed, 11" stroke. See below)
Optional Adaptor, large Cones
& Bearing Plates to bore up to 8 inches diameter: $595.
extra
Optional Q88A 7/8" x 36"
Boring Bar Kit for use with Q150 equipment. Bores holes 1"
to 1.5" diameter: $750.
Optional BOA-308-AMT
Bore Welder: $5995. extra
Optional Measuring Tools:
for bore sizing and tool positioning - scroll
down below for info and photos |
1.50"
dia x 36" long Boring Bar - made from highest quality chrome
induction hardened and precision ground 100,000 PSI tensile
strength alloy steel, resists burrs and scoring to still fit the
bearings use after use. Cutting Bit mounting holes are spaced
5 inches apart. 3/4" shank with 3 flats for solid gripping
by the drill chuck.
Drill Base Adapter with built-in bearing - Important safety
device to hold mag drill and boring bar in case of power failure.
Also designed to mount the BOA-308 bore welder.
2 Self-aligning Bearings - the I.D. of the bearings have
a perfect fit between bar and bearings, which insures holes can
be bored to near zero TIR runout.
2 Bearing Plates and 4 Standoffs - 3/4 inch thick for easy
weld on and vibration free machining.
2 Centering Cones - for quick concentric alignment of the
boring bar and bearings in larger holes.
2 Centering Sleeves - for quick concentric alignment of
the boring bar and bearings in smaller holes.
7 Bore Cutting Tools - 3 types of boring, 1 chamfering
and 1 facing. Held in the boring shaft by heavy set screws.
1 Electronic Caliper - Measures 0" to 8" with digital
readout to .001" in/mm
1 Caliper to Measure I.D. - manually measures holes up
to 6" diameter.
1 Wood case - with dolly wheels. |
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Rebores
multiple holes in-line from 1.75 to 5.5 inches diameter spaced
up to 38" apart.
(44mm to 140mm diameter holes up to 965mm apart). 8 inch boring
option available.
Q150-L: $2495.
Call 773-334-5000 to order this equipment. M - F, 9am
- 5pm
Click
to request a formal quote and more information
The
standard Q150-L comes complete with everything you need except
the mag drill:
1.50" dia x 54" long Boring Bar - made from highest quality
chrome hardened and precision ground 100,000 PSI tensile
strength alloy steel, resists burrs and scoring to still fit
the bearings use after use. Cutting Bit mounting holes are spaced
5 inches apart. 3/4 diameter shank with 3 flats for solid gripping
by your mag drill chuck.
3 bolt-on self-aligning Bearings - the I.D. of the bearings
have a perfect fit between bar and bearings, which insures holes
can be bored to near zero TIR runout.
3 Bolt-on Bearing Plates and 4 pairs of Standoffs - 3/4
inch thick for easy weld on and vibration free machining. Easy
to unbolt for measuring. Black oxide coated to prevent rust.
1 Drill Base Adapter with built-in bearing - Important
safety device to hold mag drill and boring bar in case of power
failure.
Also designed to mount the BOA-308-AMT bore welder.
2 Centering Sleeves - for concentric alignment of the
boring bar and bearings in small holes.
2 Centering Cones - for quick concentric alignment of
the boring bar and bearings in larger holes.
7 Carbide Cutting Tools - 3 types of boring, 1 chamfering,
1 facing. Held in the boring shaft by heavy set screws. Modifiable
cutters are long enough to rebore 5.5" diameter.
1 Digital Electronic Caliper - Measures 0" to 8" with
digital readout to .001"
1
Manual Inside Caliper - Prongs fit around boring shaft
to measure inside bores up to 6"
1 Solid Wood Case - Padlockable, with 2 handles, and
dolly wheels.
Optional
Milwaukee Portable Magnetic Drill
Press with chuck: $1595. (see
below)
Variable speed, 11" stroke. You need this if you do not
already have a mag drill with 3/4" chuck.
Optional Adaptor to bore up
to 8 inches (200mm) diameter (with 8" diameter cones and
extra long bearing mounting plates): $595.
extra
Optional BOA-308-AMT Bore Welder
Attachment: $5995. extra
Optional 36" long short bar
for easy close hole boring: $595. extra
Optional
18" long extra short bar for single hole boring: $275.
extra
Optional Q88A 7/8"
x 29" Boring Bar Kit for use with Q150 equipment - bores
holes from 1" to 1.5" diameter up to 16" apart.
Also includes adapter bushings and cones: $750.
Optional Ajustable
measuring/centering tools: $95.
each
- these mount inside boring bar
Optional Dial Indicator Bore Gage (measures 2"- 6"
within .001"): $89. extra
(see
below)
Optional Cutting
Tool Positioner:
$199. - this adjusts
the cutter height within .001"
Extra Cutting Tools: $12.
each (minumum purchase is quantity
of 10)
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Rebores
multiple holes in-line from 1.75 to 5.5 inches diameter spaced
up to 56" apart.
(44mm to 140mm diameter holes up to 1425mm apart). Rebores up
to 8 inches (200mm) diameter with optional oversize boring kit.
Call 1-773-334-5000.
Q150-XLS: $3195.
Click
to request a formal quote and more information
The
standard Q150-XLS comes complete with everything you need except
the mag drill:
1.50" dia x 72" long Boring Bar - made from highest quality
chrome hardened and precision ground 100,000 PSI tensile
strength alloy steel, resists burrs and scoring to still fit
the bearings use after use. Cutting Bit mounting holes are spaced
5 inches apart. 3/4 diameter shank with 3 flats for solid gripping
by your mag drill chuck.
1.50" dia x 36" long Boring Bar - for easy close hole
boring.
3 bolt-on self-aligning Bearings - the I.D. of the bearings
have a perfect fit between bar and bearings.
3 Bolt-on Bearing Plates and 4 pairs of Standoffs - 3/4
inch thick for easy weld on and vibration free machining. Easy
to unbolt for measuring. Black oxide coated to prevent rust.
1 Drill Base Adapter with built-in bearing - Important
safety device to hold boring bar and mag drill in case of power
failure. Also designed to mount the BOA-308-AMT bore welder.
2 Centering Sleeves - for concentric alignment of the
boring bar and bearings in small holes.
2 Centering Cones - for quick concentric alignment of
the boring bar and bearings in larger holes.
7 Carbide Cutting Tools - 3 types of boring, 1 chamfering,
1 facing. Held in the boring shaft by heavy set screws. Modifiable
cutters are long enough to rebore 5.5" diameter.
1 Digital Electronic Caliper - Measures 0" to 8" with
digital readout to .001"
1 Manual Inside Caliper - Prongs fit around boring shaft
to measure inside bores up to 6"
1 Solid Wood Case - Padlockable, with 2 handles, and
dolly wheels.
Optional
Milwaukee Portable Magnetic Drill
Press with chuck: $1595. (see
below)
Variable speed, 11" stroke. You need this if you do not
already have a mag drill with 3/4" chuck.
Optional BOA-308-AMT
Bore Welder Attachment: $5995.
extra
Optional Adaptor to bore
up to 8 inches (200mm) diameter (with 8" diameter cones
and extra long bearing mounting plates): $595.
extra
Optional
18" long extra short bar for single hole boring: $275.
extra
Optional Q88A 7/8"
x 29" Boring Bar Kit for use with Q150 equipment - bores
holes from 1" to 1.5" diameter up to 16" apart.
Also includes adapter busings: $750.
Optional Dial Indicator
Bore Gage (measures 2"- 6" within .001"): $89.
extra (see
below)
Optional Ajustable
measuring/centering tools: $95
each-
these mount inside boring bar
Optional Cutting
Tool Positioner:
$199. - this adjusts
the cutter height within .001"
Extra Cutting Tools: $12.
each (minumum purchase is quantity
of 10)
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Q150-E5:
$4790.
Rebores holes in-line 1.75 to 5.5 inches (140mm) diameter.
includes Milwaukee Magnetic Drill Press with manual feed.
Q150-E5Auto:
$6790.
Rebores holes 1.75 to 5.5 inches.
includes Fein Magnetic Drill Press with manual and auto-feed.
Q150-E8:
$5295.
Rebores holes in-line from 1.75 to 8 inches (200mm)
diameter.
includes Milwaukee Magnetic Drill Press with manual feed.
Q150-E8Auto:
$7295.
Rebores holes 1.75 to 8 inches.
includes Fein Magnetic Drill Press with manual and auto-feed.
Call 773-334-5000
to order this equipment
Click
to request a formal quote and more information
Q150-E5
comes with:
1.50" dia x 72" long Boring Bar
- made from highest quality chrome hardened and precision
ground 100,000 PSI tensile strength alloy steel, resists
burrs and scoring to still fit the bearings use after use. Cutting
Bit mounting holes are spaced 5 inches apart. 3/4 shank with
3 flats for solid gripping by the mag drill chuck.
1.50"
dia x 36" long Boring Bar-
for
easy close hole boring.
1
Milwaukee Portable Magnetic
Drill Press -
with 3/4" chuck, 11" stroke
and variable speed.
1 Drill Base Adapter with built-in bearing - Important
safety device to hold mag drill and boring bar in case of power
failure.
Also designed to mount the BOA-308-AMT bore welder.
3
Self-aligning Bearings - the I.D. of the bearings have a
perfect fit between bar and bearings, which insures holes can
be bored to near zero TIR runout.
3
Bolt-on Bearing Plates and 4 pairs of Standoffs - 3/4 inch
thick for easy weld on and vibration free machining. Easy to
unbolt for measuring. Black oxide coated to prevent rust.
2 Centering Sleeves - for concentric alignment of the
boring bar and bearings in small holes.
2 Centering Cones - for concentric alignment of the boring
bar and bearings in holes up to 5".
7 Carbide Cutting Tools - 3 types of boring and 1 facing.
Held in the boring shaft by heavy set screws, modifiable cutters
are long to rebore up to rebore 5.5" diameter.
1 Digital Electronic Caliper - measures 0" to 8" with
digital readout to .001"
1 Manual Inside Caliper - Prongs fit around boring shaft
to measure inside bores up to 6"
1 Solid Wood Case - padlockable, with 2 handles, and
dolly wheels.
Q150-E8
is same as E5 but also comes with:
1
Adaptor to bore up to 8 inches (200mm) diameter -
heavy duty solid steel.
Holes carbide cautter out far enough for 8 inch diameter holes.
3 Extra wide bolt-on Bearing Plates - to bridge over 8" diameter holes.
2 Centering Cones - for concentric alignment of the boring
bar and bearings in holes up to 8".
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Q150-E5Auto
or Q150-E8Auto: is same as standard Q150E but comes with
the Fein KBM-80Auto Magnetic Drill Press with Autofeed
(instead of the Milwaukee magnetic drill press).
Operates Manual feed or Automatic feed with digitally
controlled drill feed
Uses 120 Volts Electricity (220 volts with optional
$219 transformer)
3/4" chuck to fit our boring bars
11" total stroke length
5.7" stroke using auto-feed
Variable three-speed gearbox, 110 to 580 rpm
Adjustable position base
Automatic Lubrication for hole boring
Weight: 58 Lbs.
Quality made in Germany
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Optional BOA-308-AMT
Bore Welder Attachment: $5995.
extra
Optional
18" long extra short bar for single hole boring: $275.
extra
Optional Q88A 7/8"
x 29" Boring Bar Kit for use with Q150 equipment - bores
holes from 1" to 1.5" diameter up to 16" apart:
$750.
Optional Dial Indicator
Bore Gage (measures 2"- 6" within .001"): $89.
extra (see
below)
Optional Ajustable
measuring/centering tools: $95
each-
these mount inside boring bar
Optional Cutting
Tool Positioner:
$199. - this adjusts
the cutter height within .001"
Extra Cutting Tools: $12.
each (minumum purchase is quantity
of 10)
|
|

Customer
photo showing how the bearing mounting plates are connected
to standoffs that are tack welded in place. Notice the finished
hole in the upper right.
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Customer
photo shows our Q150S Line Boring Machine boring 2 holes in
line with a Milwaukee Mag Drill. The manual feed allows you
to control the pressure to save cutting bits. Bunge cord would
help.
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Customer's
photo shows typical assembly of line bore equipment with Milwaukee
magnetic drill. A chain was used to lift magnetic drill press
in position. He used 3 bearings to reduce vibration of boring
bar. If you look closely, you can just barely see the cabide
cutting bit sticking out of the shaft next to the hole on the
left side.
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Customer's
photo shows another typical assembly of our line boring machine
setup with Milwaukee magnetic drill press. He used 3 bearings
reduce to vibration of boring bar.
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BOA-308-AMT
Welding Package $6195.
(only $5995 if purchased with our Q150 Boring Equipment)
This bore welder system is for fast smooth welding in holes
from 1.50" (32mm) to 8.0" (204mm) diameter. Connects to your
Wire Feed MIG Welder with free adapter.
Mounts directly to all new Q150 line boring systems
Connects to your MIG wire feeder and power supply
Includes adapter to connect to your wire feed MIG welder.
Pass-through drive system features telescoping, reversible
torch extension with precision lead-screw feed ensures accurate,
repeatable weld bead placement ensuring proper bead to bead
and bead to base metal penetration (weld thickness is easily
adjusted by increasing or decreasing torch speed and wire feed
speed)
Durable corrosion-resistant construction throughout
Lockable clutch allows single-plane first welds
Easily adapted to a variety of boring bar systems using standard
BRS interchange kits
Pivoting torch head allows system to weld in large range of
bore sizes with no torch change
All weld nozzles are electrically isolated, thread-on design
All weld tips are straight thread-in design; easily replaced
and inexpensive
Excellent telephone tech support
Package includes:
Adapter to fit your MIG welder
Weld-on mounting bracket
Custom heavy duty aluminum carrying/storage case
Arc start / stop / interrupt switch
Power cord Operators manual Tool kit
One piece motion device and controller with eight position
borewelder mount
1.25" stainless steel support tube
Mini diffuser
Mini nozzle (insulated)
Standard diffuser
(2) .8mm (.030") Stub tips
(2) .8mm (.030") Standard tips
Standard nozzle (insulated)
Stub nozzle (insulated)
Standard torch assembly with 24" extension tube and 120" conduit

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Options
Available:
Auto-skip upgrade (you can add this at a later date)
Outside diameter welding torch for repairing pins
Face welding torch
Bore welder to boring bar interchange kit (allows units to
share single support)
MIG Power supply or wire feeder
Click
to request more Bore Welder info
Click
to see VIDEO of our Bore Welder on the Q150

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INSTRUCTIONS FOR USING OUR Q150 LINE BORE EQUIPMENT:
Clic
para ver las instrucciones perforaciσn en lνnea en espaρol
ALWAYS WEAR SAFETY GLASSES ! * ALWAYS KEEP HAIR, CLOTHING, HANDS AND
FINGERS CLEAR !
It helps
to have a 2nd person to assist with the setup, especially when centering
your boring bar.
This is intended for reboring pivot holes in heavy equipment such
as cranes, backhoes, end loaders, excavators and tractors powered
by your variable speed magnetic drill with a 3/4 inch capacity drill
chuck and a long drill press stroke. Our equipment can also be useful
to rebore holes on machinery side frames, mounting flanges, printing
press frames, steel mill ladles, bridge pivots, etc.
1) Using two holes to repair, insert one plastic alignment cone
(or metal sleeve for small holes or adjustable centering tools
for very worn holes) against the good side of each worn hole.
If using the line-up sleeves (for small holes), you can carefully
wrap tape concentrically around the outer diameter of each sleeve
for snug fit between the sleeve and the hole. It sounds strange
but tape works. If the holes are too worn to find any of the original
diameter to center the cone against, then you should use our optional
centering-measuring tool set to position the boring bar.
2) Slide the boring bar through each cone (or sleeve) and tighten
the set screws in the cones.
3) Bolt a self-aligning flange bearing to a bearing backup plate
using bolts and washers.
4) Slide one bearing & plate on one end of the boring bar and
the drill base adapter (with built-in bearing) onto the other
end. Screw 4.5" riser blocks to bearing plates and to drill adapter
base. Determine where riser blocks can be tack welded to connect
bearing plates to equipment to be line-bored. The 4.5" inch riser
blocks also allow easy removal of alignment cone and access for
cutting tool adjustment and measuring of the hole with the digital
caliper (a flashlight helps to see). The 2" inch riser blocks
can also be used vertically with the 4.5" inch risers if
you need to get around a boss or a hydraulic line. One of the
bearing plates is extra long in case you want to overhang a bearing
at the end of what you are boring.
5) The optional BOA-308-AMT Bore Welder can screw into the drill
base adapter or into the extra long bearing plate (instead of
using the BOA-308 tack-weld bracket).
6) Tack weld all stand-offs to heavy equipment to be line bored
using many small tack welds to avoid warping.
7) Undo set screws, slide boring bar out and remove the cones
(or sleeves) from under the bearing plates. 8) Add more bearings
where possible to prevent vibration during boring. We recommend
one on each side of every hole you wish to bore (unless there
are more than 2 holes).
9) It is often best not to tighten the hex bolts that hold bearings
on the bearing mounting plates until after you weld the standoffs
in place. Sometimes after welding all the bearings in place it
may be necessary to loosen the bolts that hold the bearings to
the plates (one bearing plate at a time) and tap the boring bar
slightly because the welding process may create a tension that
can reduce the free movement of the boring shaft through the bearings.
The Adapter Base bearing position is permanent in order to protect
your mag drill press spindle bearing. This is required by Milwaukee
and Fein to avoid hurting your warranty. The Milwaukee Drill Motor
has 2 mounting positions. 1 with the Drill Chuck close to the
Magnetic Drill Base and 1 with the Drill Chuck farther from the
base. You want the Drill Motor bolted in the position where the
Drill Chuck is closer to the Drill Base.
10) Carefully position the magnetic drill in the adapter base
using the jacking screw, and tighten the chuck of your magnetic
drill onto the 3 flats of the shank of the boring bar while supporting
the weight of the mag drill with the screws in the adapter base.
It may be helpful to loosen and retighten the drill base swivel
if your mag drill has it. |

Customer
photo shows reboring of center pin holes using 3 bearings.
One in the adapter base at top, one down below, and one in
the middle.
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Be
careful not to bend the boring bar when installing the magnetic
drill press.
11) On the Safety Adapter Base; tighten the 4 side clamping
bolts against the drill magnet base. In case of electrical power
failure, such as blown fuse or bad electrical cord, this is
to help prevent the magnetic drill from injuring you and bending
the shaft.
12) Insert cutting tool into boring bar. Set screw in place
to proper dimension for cutting.
13) Spray cutting fluid in hole often. If you cant find any,
WD40 will still work, but beware that cutting oils will leave
an oil residue. This matters if you bore before you weld. You
should remove oil residue before any welding to avoid oil hardening
the weld.
14) Begin cutting at low RPMs. You should be able to remove
up to 1/32 per side with each pass. Keep the carbide tool bits
at low RPMs (160 max rpm for 5" dia, 225 max rpm for 3.5" dia,
400 rpm max for 2" dia). If the cutting tool is fighting hard,
apply less pressure, to make the carbide cutting tools last
longer. Check often to make sure the drill chuck is still tight
on the shank. Vibration can loosen it.
15) The cobalt steel cutters are great for removing high spots
from welded holes or for finishing. The left hand brazed carbide
tools are for boring. A carbide facing tool and a carbide chamfering
cutter are also included. The Borite holder with the carbide
triangle insert is good for boring larger holes..
ALWAYS WEAR SAFETY GLASSES ! * ALWAYS
KEEP HAIR, CLOTHING, HANDS AND FINGERS CLEAR !
Do not rush. There is no substitute for
using caution and common sense.
There are usually three options to repair pivot holes on
heavy equipment:
16 - Method A) Holes can be welded and then bored back to the
original specs. Unless you purchase a Bore Welder such as the
BOA-308 this is time consuming because it requires a lot of
welding. Original Spec size is the hole diameter specified by
the manufacturer (such as Caterpillar) to fit the pivot shaft,
or if there is supposed to be a bushing, then spec size is the
hole sized to press fit the bushing. Grind off or bore out
galled metal first, because if you weld on top of galled metal
the weld will harden too much and you will waste many cutters
and a lot of time trying to bore the hard weld in the hole.
Same advice goes for removing old grease and oil since they
can oil harden the weld. Make sure you use the correct weld
rod/wire for reboring with carbide cutting bits. 6011 rod is
easier to machine than 7018 but wears faster. Consider 7014.
For wire use 70S6 or substitute 70S2. It will help to first
bore with a HSS cobalt steel cutter (instead of brittle carbide)
to remove the high spots from hand welding. You should grind
smooth any high spots from the welds first.
16 - Method B) Holes can be bored larger than spec size, and
then a sleeve can be press fit or welded into the hole so that
the I.D. is the original hole size (we recommend about 1/2"
diameter larger for holes 2" to 4", 3/4" diameter
larger for holes 4" to 6"). This method only works
if the is a lot of extra room. The advantage of this method
is that when the sleeve wears out you can just replace it without
reboring.
16 - Method C) An oversize bushing can be installed if there
was a bushing before. Then when the holes become worn out again
simply replace the bushing with a new one. They can be purchased
from the manufacturer (such as Caterpillar) or are easily made
on a metal working lathe. Heat treating
the sleeve will make it last longer. Original Spec size is the
original hole diameter specified by the manufacturer (such as
Caterpillar) to fit the outer diameter of the pivot shaft, or
if there is supposed to be a bushing, then spec size is the
hole sized to press fit the outer diameter of the bushing that
the shaft fits into. Check with the manufacturer for original
specifications. Oversize bushings can be purchased from a heavy
equipment dealer or sometimes an industrial bearing supplier
such as one at the website www.ebushing.com. If your holes are
not too worn and an oversize bushing is available, then you
can just bore to fit the new larger outer diameter of the bushing.
You can freeze some bushings overnight (or use nitrogen) and
slip them into the holes in the morning for an easy press fit
into a hole that is undersized by .001 or .002". Beware that
the bushing I.D. does not collapse in so much that you need
to bore or hone the I.D. to fit the pin.
17) Stop to measure often and adjust your cutter as specified
above in paragraph 12. You will likely need to sharpen or switch
cutters at least once. Use the digital caliper with extensions
and manual caliper provided or optional dial indicator bore
gage or telescoping gauge set. The adjustable threaded measuring
tools allow you to measure the bore without removing the boring
bar. The best way to get the most exact finish is to hone the
last .001 inch. This also reduces the risk of accidentally boring
too much.
18) When holes are finish sized, remove Magnetic drill and all
bearings.
19) Carefully use a torch and hand grinder to remove bearing
standoff plates for future use or leave them on until you are
absolutely sure you are done. The screws are designed for easy
re-assembly back together in the exact same position if you
tighten them down 90 percent of the way and tighten the last
10 percent of the way a 1/4 turn per each screw until they are
all tight.
20) If you are careful you should use about 2 carbide cutting
bits per hole. Welded holes are hard on carbide bits and may
use more.
21) Our standard equipment can bore up to 5.5" diameter but
be aware that extending the cutting tool bit out far increases
unwanted vibration (tool chatter). To bore holes larger than
5 inches, use the optional oversize adapter which allows hole
boring up to 8 inches. The adapter slides on the boring bar
and is designed to be screwed into one of the threaded holes
that normally hold a set screw and then clamped on the boring
shaft by tightening the clamping screw. The cutting bit can
then be used inside the adapter to bore up to 8" diameter. The
optional adapter comes with 8" diameter cones and longer bearing
mounting plates to bridge over 8" holes.
NOTE: The carbide tips can be modified or sharpened with a green
silicon grinding wheel or diamond grinding wheel mounted on
a bench/pedestal grinder. Grinding the relief angle of the carbide
further back can help reduce cutting tool chatter. The colbalt
steel cutters can be sharpened on any grinding wheel. All the
cutting bits shipped with the line boring equipment are full
length stock size, so that each tool is capable of cutting to
its maximum diameter. To bore holes smaller than 3.5" diameter,
cut the shank of a cutting tool bit with a metal cutting saw.
To bore very small holes, you may need to grind back some of
the cutting tool head so that it can fit further down into the
tool hole on the boring shaft. Our equipment uses standard 1/2"
square lathe carbide cutting tools.
We provide a carbide facing cutter that faces a circular path
about 5/8" wide and can be used to face multiple concentric
paths. Also consider using a portable belt sander for surface
facing.
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KEEP HAIR, CLOTHING, HANDS AND FINGERS CLEAR !
Click
to see 2nd customer VIDEO of our Q150-S Line Boring Machine
Click to see a VIDEO of the Q150 Portable Line Boring Machine
filmed by a customer
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Replacement
Cutting Tools:
Brazed AL8 carbide boring cutter 1/2" square: $12.
This is our most popular. Just sawcut to length.
Cobalt steel boring-finishing cutter 1/2" square: $12.
Needs sharpening often. Great for boring high spots in weld
or for finish cut. Sharpen on any grinding wheel.
Brazed carbide Chamfering cutter 1/2" square: $12.
Chamfers a 45 degree lead-in angle on outside of hole.
Brazed carbide Facing cutter 1/2" square: $12.
Faces
a path 5/8" wide. Can face overlapping paths.
Borite LH 1/2" holder for triangle carbide insert: $29.
Reuse by changing the triangle carbide insert.
Great for reboring holes larger than 3.5" diameter.
Borite 3-sided triangle carbide insert: $12.
Minimum
order size is 10 cutters. We recommend C5 (or PC300) carbide
for reboring steel plate and C2 carbide for reboring castings.
Note: 1/2 inch = 12.5mm
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Optional
Precision Dial Indicator Bore Gage: $89.
Measues 2.0" - 6.0" with 11 anvils
0.0005" Graduation indicator.
6 inch probe depth
For measuring hole diameters, tapers, and roundness.
Self centering.
Comes with AGD Group II dial indicator.
Fitted case with anvils index
Accurate way to measure your holes
Time consuming to use.
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Optional
Telescoping Bore Gage Set: $49.
6 piece Telescoping Gauge Set. Measures up to 6 inch (150mm)
diameter holes. Use the knurled end to lock the setting, then
measure accross the ends with the digital caliper included with
your line boring equipment. Self-centering spring-loaded action
with lock, satin chrome finish. Precision-machined hardened
steel anvils with spherical tips; uniform contact pressure.
Plunger expands in hole to be measured. Comes in plastic pouch
for storage. Included FREE with new Q150 systems.
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Optional
Threaded Measuring and Centering Tool
Set: $95. per set
- fits thru the boring bar into the 1/2" square
cutting tool ports. We include all the different lengths of
threaded extensions with rounded ends you will need for holes
1.75" to 8". These tools are used to measure the bored
hole without removing the boring bar. After gaging the hole
you measure accross the threaded gauge rods with the digital
caliper. These adjustable tools can also be used to position
the boring bar inside a worn hole during setup. Very accurate
to +/-.001". (More reliable than telescoping gauge set)
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Optional
Boring Bar mounted Snap Gauge Set to measure
holes: $489.
The
most accurate, reliable and easy way to measure the holes but
also our most expensive. These hole size measuring gauges fit
inside the boring bar into the 1/2" square cutting tool
ports. These tools are used to accurately measure the bored
hole without removing the boring bar. Very accurate to within
.001".
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Optional
Cutting Tool Positioner: $199.
Easy
way to accurately adjust your cutter height to within .001"
on the radius. It also holds the cutter while you tighten the
set screw. Clamps to the cutting tool and adjusts the position.
Works for adjusting the cutter height for holes 2.5" diameter
and larger. Can be left on the cutter while boring holes. Includes
hex wrench for the set screw. We recommend this for holes 2.5"
(63mm) diameter and larger.
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Optional
Cutting Tool Micro-Adjuster:
$292. (Dial type)
$442. (Digital type)
A very accurate way to adjust your cutter height. Clamps to
the carbide carbide cutting tool shank and very accurately adjusts
the position. Can be used on either end of the cutter. Works
for setting the cutter for boring holes 2.5" diameter and
larger. Extremely accurate to within less than .001". Unfortunately
you have to remove it before boring.
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Optional
Cutting Tool Dial Indicator and magnetic
mounting bracket: $195.
This
kit is much better than it sounds. Includes a Dial Indicator
with .001 inch increments, a flat pusher disc and a magnetic
mounting bracket with multiple threaded hole positions to screw
the Indicator into. This solid mounting system eliminates the
flimsy rods normally provided with a dial indicator. Our L shaped
magnetic bracket clips on next to boring bar below the bearing.
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Dial Indicator
+ Magnetic Mounting Bracket
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Optional
Honing Tool: $97.
Attaches
to your Mag Drill chuck or any other portable drill. 2 to 7
inch range. Comes with 220 Grit honing stones premounted for
super smooth finishing work if you are a perfectionist. We also
include a set of 100 Grit honing stones that are great for removing
the last .001 inch without going over. We recommend this.
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Optional
Universal Joint for Mis-alignment: $695.
Use
to compensate for misalignment of the Boring Shaft and the Magnetic
Drill Press. Comes with Adapter Shaft (not shown in photo) to
connect the Universal Joint Coupling to your 3/4 inch Drill
Press Chuck. This is not needed for most line boring jobs.
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Custom
made Tools for Cutting I.D. Retaining
Ring Grooves: $395.
- this kit is custom made to order and comes with
a spring, 2 set screw tool positioning collars and 2 extra long
cobalt steel cutters ground to match the width of your inside
retaining ring groove. A crude but low cost way to machine a
retaining ring groove.
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PHOTO AVAILABLE
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Milwaukee
Magnetic Drill Press with 3/4 inch chuck to fit the shank of
our line boring shaft:
$1595. if purchased with a line boring
setup.
($1695. if purchased separately.)
Approved by Milwaukee Tool Company engineers for use with the
Q150 line boring Adapter Base.
Uses 120 volts electricity (see below for optional $219 transformer
if your country has 220 volts)
Powerful 12.5 Amp motor
Swivel-lock Adjustable Positioning Base
11 inch total stroke
Variable Speed dial
Feedback Speed Control
Computer Controlled Reverse
Solid State Electronic Switching
Full Wave Holding Power
Superior Cutting Tool Performance
Line Lock-Out: Prevents tool from operating should voltage be
restored to an interrupted line when switch is locked in the
"on" position.
Motor/Magnet Interlock
Base/Chip De-Mag
Soft-Start
Weight: 65 Lbs.
We normally have it in stock
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Fein
KBM-80Auto Magnetic Drill Press
with Automatic Feed
and 3/4 inch chuck to fit the shank of our line boring shaft:
$3595.00 if purchased with
a line boring setup.
($4095.00 if
purchased separately.)
Fein
Power Tools introduces the first fully automatic magnetic drill
press with digitally controlled powerfeed.
Approved by Fein Power Tool Company for use with the Q150
line boring adapter.
Works in Auto-Feed or Manual-Feed modes.
Custom made Auto-feed rate for the Q150 system
Uses 120 Volts Electricity. (see below for optional $219 transformer
if your country has 220 volts)
3/4" chuck to fit our boring bars
11" total stroke length
5.7" stroke using auto-feed
Automatic Lubrication for hole boring
Swivel-lock Adjustable Positioning Base
Mechanical three-speed gearbox, 110 to 580 rpm
Electronic speed reduction/adjustment
Touch pad controls
Torque slip clutch
Flexible bit insertion and highly accurate concentricity using
a combination of QuickIN and MT-3 chuck
High torque, high-performance motor for core drilling up to
3 1/8" (80 mm) and tapping up to 1 1/8" (M27)
Excellent job safety due to an extensive safety package with
torque slip clutch, visual magnet holding power gauge, and Viseo
Touch Pad controls
Price includes: tool case with dolly wheels, coolant tank,
safety strap, chip hook, 3/4" chuck, QuickIN adapter for
M 18 Χ 6 P 1.5 slug cutters, 2 centering pins, drift, touch
guard
Quality made in Germany
Weight: 58 Lbs.
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Voltage
Transformer/Regulator: $219.
Fully
automatic servo motor-type A.C. voltage transformer and regulator,
3000 watts. It will convert 220-240 volts electricity to 110-120
volts to use Milwaukee or Fein magnetic drill presses in countries
where 120 volts is not available. Not to be used on American
220-240 Volts. This voltage regulator will stabilize a voltage
fluctuation between 50v-130v or 160v-245v (+/- 4%). Weight 26
Lbs. (12 kg)
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