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Tooling Components




Cutting Tools - Boring Heads


Apt Integral Shank Boring Heads - Complete C-6 Steel Cutting Set 
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Set includes:
• Head
• Shank
• 9 Piece carbide tipped boring bar set, grade C-6
• Choose from 3/4" shank and 2-1/2" head or R8 shank and 2-1/2" head
• MADE IN USA

Apt Integral Shank Boring Heads 
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Apt Threaded Back Boring Heads 
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• Includes an interchangeable shank type
• Features direct reading .001" micrometer dial
• MADE IN USA

Criterion 3F-HBD Automatic Boring and Facing Head 
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• Ideal for performing those difficult facing, grooving, backfacing and counterboring operations on workpieces too large to turn or too bulky to handle with safety
• Automatic feed is in the forward mode and is actuated by holding a knurled feed ring
• Features a gear drive that generates a continuous feed rate of .003 per revolution
• To prevent damage to the gear train, an especially designed detent clutch automatically disengages when a pre-set stop is reached or when cutting pressures becomes excessive
• A 1-1/2 - 18 threaded back permits the use of any of the 1-1/2 - 18 threaded shanks and adaptors
• MADE IN USA

Criterion Boring Heads - 002 Tinymite 1-1/2" Boring Head with Shank 
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• Ideally suited for small turrets and screw machines
• Specifically designed for jobs where space is at a premium
• Features a single hole bar holder with a 1/2" diameter tool capacity
• Integral shank is available in diameters of 1/2", 5/8" and 3/4"
• Features a .001 direct reading dial screw for maximum accuracy
• MADE IN USA

Criterion Boring Heads - Boring Head / Boring Bar Sets 
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Set Includes:
• Precision boring head
• R8 or 1" shank
• 7 Piece set of C6 carbide tipped boring bars
• MADE IN USA

Criterion Boring Heads - DBL-152 Tinymite 1-1/2" Boring Head with Shank 
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• Features a 2-hole bar holder with a 3/8" diameter tool capacity
• Extra hole gives this head a larger boring range
• MADE IN USA

Criterion Boring Heads - DBL-202B 2" 
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• Requires 7/8-20 threaded shanks
• The unique wide base design increases bearing surfaces by 50% to assure maximum rigidity - even when the bar holder is in an offset position
• Choose from 3/8" or 1/2" double hole bar holder with a 1/2" cross hole
• Features a .001 direct reading dial screw for maximum accuracy
• MADE IN USA

Criterion Boring Heads - DBL-202B and 203D Boring Head, Shank and Boring Bar Sets 
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Set Includes:
• Precision boring head
• Import shank
• Import set of C5 carbide tipped boring bars

Criterion Boring Heads - DBL-203D 3" 
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• Requires 1-1/2-18 threaded shanks
• Wide base bar holder rests securely on the body, eliminating the need for a separate side plate
• Direct reading adjusting screw is non-reflecting satin chrome to allow easy reading and adjustments of .001 or less
• MADE IN USA

Criterion Boring Heads - DBL-204E 4" Boring Heads 
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• Provides all the advantages of a large capacity tool without the weight and bulk
• The 2-hole bar holder increases the boring range and eliminates the need for an extreme offset adjustment
• The 1" cross hole and the two vertical holes accept boring tools or bars with a 1" shank diameter
• A 1-1/2" - 18 threaded back permits the use of a variety of shanks
• MADE IN USA

Criterion Boring Heads - DBL-206F 6" Boring Heads 
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• The largest in the Criterion line, this head was designed for heavy-duty jobs
• Wide bar holder base permits maximum stock removal while maintaining rigid control of accuracy
• Holds up to 14" in diameters can be easily bored using a sturdy 1-1/2" bar in the cross hole
• Features a direct reading dial screw - one graduation on the dial screw removes .001" on the bore
• A 2-1/4" - 10 threaded back permits the use of a variety of shanks
• MADE IN USA

Criterion Boring Heads - Deluxe Boring Head Sets with R8 Shank and Boring Bar Set 
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Boring Range 1/8" to 3"
Set Includes:
• 1 DBL-202B boring head with R8 shank
6 Piece 1/2" Shank Boring Bar Set
Set Includes:
• 1/8" Minimum bore diameter
• 3/16" Minimum bore diameter
• 1/4" Minimum bore diameter
• 5/16" Minimum bore diameter
• 3/8" Minimum bore diameter
• 1/2" Minimum bore diameter
• 1 Fitted carrying case
• MADE IN USA

Criterion Boring Heads - S-1-1/2, 2 and 3 1-1/2", 2" and 3" Boring Heads 
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• Produces extremely accurate holes in heavy roughing cuts on turrets or fine finishing work on mills and jig borers
• Features a direct reading dial screw
• All bar holder bearing surfaces are ground after hardening to provide long life and trouble-free operation
• MADE IN USA

Criterion Boring Heads - SL-202, 203 and 204 Slotted Bar Holder Boring Heads 
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• Use for machining bosses or seating surfaces
• Ideal for boring operations where whole head can enter bore
• Features threaded mounting for versatility
• MADE IN USA

Criterion CRI-Bore System - Adaptor for Extended Depths on CB1.5-BD-TP and CB1.5-BD-TP-TA 
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• When used in combination they achieve the same degree of stiffness as found in a solid bar. This is due to a 1/2º dish on the shoulder - permitting full contact at the perimeter

Criterion CRI-Bore System - Adaptors used for Extended Boring Depths on CB2-BD-TP and CB2-BD-TP-TA 
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• When used in combination they achieve the same degree of stiffness as found in a solid bar. This is due to a 1/2º dish on the shoulder - permitting full contact at the perimeter

Criterion CRI-Bore System - Adaptors used for Extended Boring Depths on CB3-BD-TP and CB3-BD-TP-TA 
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• This practical system establishes bar length as required rather than being committed to a boring bar of exceptional length to bore a shallow hole

Criterion CRI-Bore System - CB1.5-BD-TP 
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• Consists of a CB1.5-TP insert holder, a CB1.5-BD body, and a dial screw
• Includes a direct reading micrometer adjusting screw (dial screw) graduated in increments of .001"
• Accepts a 3/8 IC insert
• Features a 7/8 - 20 threaded back

Criterion CRI-Bore System - CB1.5-BD-TP-TA 
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• Consists of a CB1.5-TP-TA insert holder, a CB1.5-BD body, and a dial screw
• Insert holder features a direct reading adjusting screw graduated in increments of .001" - with a travel of .003" - or .006" on the bore
• Insert IC size: 3/8
• Features a 7/8 - 20 threaded back

Criterion CRI-Bore System - CB2-BD-TP 
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• Consists of a CB2-TP insert holder, a CB2-BD body, and a dial screw
• Accepts a .3/8 IC insert
• Includes a direct-reading dial screw graduated in increments of .001" - with an offset range of 5/8"
• Features a threaded back which accepts shanks with a 7/8 - 20 thread

Criterion CRI-Bore System - CB2-BD-TP-TA 
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• Consists of a CB2-TP-TA insert holder, a CB2-BD body, and a dial screw
• The insert holder features a dial screw graduated in increments of .0001"
• The dial screw travel is .003" or .006" on the bore and it is direct reading
• Accepts a 3/8 IC insert
• Features a 7/8 - 20 threaded back

Criterion CRI-Bore System - CB3-BD-TP 
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• Consists of a CB3-TP insert holder, a CB3-BD body, and a dial screw
• Accepts a .3/8 IC insert
• Includes a direct-reading dial screw graduated in increments of .001" - with an offset range of 1"
• Features a 1-1/2 - 18 threaded back

Criterion CRI-Bore System - CB3-BD-TP-TA 
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• Consists of a CB3-TP-TA insert holder, a CD3-BD body, and a dial screw
• Includes a direct-reading dial screw graduated in increments of .001"
• The dial screw travel is .003" or .006" on the bore - with an offset range of 1"
• Accepts a 3/8 IC insert
• Features a 1-1/2 - 18 threaded back

Criterion Cri-Twin Dual Insert Boring System - Independently Adjustable Heads 
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• Removes more than conventional boring systems stock in a single pass
• Runs at a higher RPM than a single point tool
• Equally effective on both N/C and conventional machines
• Uses CPMT style 80º inserts, sold with torx screws and without inserts
• MADE IN USA


Criterion Shanks and Adaptors for Boring Heads - 1-1/2 - 18 Thread 
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• For use with S-3, DBL-203, DBL-204, BL-203, BL-204, 3F-HB, CCT

Criterion Shanks and Adaptors for Boring Heads - 2-1/4 - 10 Thread 
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• For use with DBL-206

Criterion Shanks and Adaptors for Boring Heads - 7/8 - 20 Thread 
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• For use with S-1-1/2, S-2, DBL-202, BL-202, CCT

Criterion Shanks and Adaptors for Criterion CRI-Bore System - 7/8 - 20 Thread 
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• For use with S-1-1/2, S-2, DBL-202, BL-202, CCT
• MADE IN USA

Criterion Shanks and Adaptors for Criterion CRI-Bore System - V-Flange 7/8 - 20 Thread 
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• For use with the following heads: CRI-TWIN and CRI-BORE boring bars: TMT-1500, TMT-2375, S-1-1/2, S-2, DBL-202, CB-1.5, CB-2, SL-202, CT-180, CT-12580, CT-1580, CT-280
• MADE IN USA

Criterion SL-202, 203 and 204 Slotted Bar Holder Boring Heads 
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Features threaded mounting for versatility

Criterion TABH-250B and TABH-300D Tenth Adjusting Boring Head 
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• Ideal for those special jobs that demand absolute size control
• Reliability and ease of operation allow you to maintain closer tolerances
• Features 2 micrometer adjusting screws so it's rugged enough for general boring, yet capable of adjustments down to .00005"
• Requires 1-1/2 - 18 threaded adaptors
• MADE IN USA

Criterion V-Flange and BT Shanks for Boring Heads - BT Shank 1-1/2 - 18 Thread 
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• MADE IN USA

Criterion V-Flange and BT Shanks for Boring Heads - BT Shank 7/8 - 20 Thread 
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• MADE IN USA

Criterion V-Flange and BT Shanks for Boring Heads - V-Flange 1-1/2 - 18 Thread 
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• MADE IN USA

Criterion V-Flange and BT Shanks for Boring Heads - V-Flange 7/8 - 20 Thread 
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• MADE IN USA

E.T.M. Fine Boring Kits - Shanks for Boring Head Kits - ITS-Bore 
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• Manufactured to extremely high tolerances in Europe
• This rigid, high-precision modular toolholder system is used for boring, and was manufactured with the most advance design and production facilities
• Extremely flexible and simple, these are suitable for use on machine tools, machining centers and flexible manufacturing systems
• Excellent for machining to strict tolerances with a high degree of surface finish
• Features a patented cylindrical-conical coupling and radial-expanding pin ensuring maximum rigidity and concentricity in boring and milling
• Includes internal coolant supply in all components
• Features a dial graduated in .0001" increments for fine adjustments
• 3 Kits cover the complete range .250" - 8.500"
• Simply choose the kit for your boring range, match a shank to your spindle and you're ready to go

Erickson - Tenthset Boring Head Sets 
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Now get the most popular Erickson Boring Head at great savings!

Erickson Tenthset Boring Head Adaptors 
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Erickson Tenthset Boring Heads 
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• Provides accuracy, reliability and speed in a wide variety of boring applications
• Ideal for use on machining center, jig bores, milling machines, boring mills, turret lathes and automatic and custom built machines
• Vernier calibration permits fine adjustments of .0001" on diameter
• Strong locking mechanism maintains hole size
• Adjusting screw is backlash free to provide increased accuracy, reliability and repetitiveness
• Fewer parts mean less maintenance and improved reliability
• Symmetrical, compact design reduces overhang to provide additional strength
• The same head can be used on a variety of machines to reduce inventory and save cost

Narex Universal Boring and Facing Heads - Interchangeable Shanks Automatic Facing - .0002" Accuracy 
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XACT 2", 3" and 4" Boring Heads and Shanks - 7/8 - 20 Thread 
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See Page XXX for complete selection of shanks

XACT 2", 3" and 4" Boring Heads and Shanks - Our Most Popular Shanks 
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See Page XXX for complete selection of shanks

XACT 2", 3" and 4" Boring Heads and Shanks - Premium Value High Quality Manual Boring Heads 
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Rugged design allows excellent rigidity for chatter free boring
• .001" graduation on dial for accurate hole sizing
• Threaded back

XACT Boring Head / Boring Bar Sets - C-6 Steel Cutting 
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Set includes:
• Precision boring head
• Shank
• Set of carbide tipped boring bars

XACT Boring Head Sets
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  • Rugged construction and maximum bearing surface between the sliding gib and the body.
  • Superior rigidity for chatter-free boring and precise hole-size accuracy.
  • 2 Vertical and 1 cross hole extra large boring range.
  • 2 Shanks, R-8 and 3/4" straight.
  • Carbide tipped boring bar set, 1/2" shank for 2" size and 3/4" shank for 3" boring head.





XACT Imperial Boring Heads and Tools - Premium Value High Quality Manual Boring Heads 
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• Wide bearing surface provides superb accuracy
• Rugged design allows excellent rigidity for chatter-free boring
• Includes .001" graduation on dial for accurate hole sizing
• Features a threaded back for multiple machine applications

XACT Precision Boring Heads with Detachable Shank
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  • Superior rigidity for chatter-free boring and precise hole size accuracy.
  • Two vertical and 1 cross hole for extra large boring range.
  • Micrometer leadscrew provides .001" direct reading accuracy.
  • Easy hole diameter adjustment.
  • Threaded back (1-1/2-18) for convenient shank interchangeability.





XACT Precision Boring Heads with Integral Shank
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  • Precision hardened steel with black oxide finish.
  • Rugged construction for smooth and chatterless operation.
  • 0.001" Direct diameter reading micrometer dial.
  • 2", 2-1/2" and 3" body diameters.
  • Available in R-8, 3/4" or 1" shanks.
  • Boring capacity up to 4".





XACT Shanks and Adaptors for Boring Heads - 1-1/2 - 18 Thread 
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• For use with S-3, DBL-203, DBL-204, BL-203, BL-204, 3F-HB, CCT

XACT Shanks and Adaptors for Boring Heads - 7/8 - 20 Thread 
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• For use with S-1-1/2, S-2, DBL-202, BL-202, CCT

XACT Shanks and Adaptors for Boring Heads - Our Most Popular Shanks 
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• For use with S-1-1/2, S-2, DBL-202, BL-202, CCT


Servicing Industry Since 1968

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