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Holemaking Products - Counterbores & Porting Tools For Sale | A1 Tooling - (1669 Products)


DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65687709
Brand: DORMER
Model #: 0374399

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 6.50
Counterbore Diameter (Decimal Inch) 0.2561
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 5.00
Shank Diameter (Decimal Inch) 0.1970
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 2.50
Pilot Diameter (Decimal Inch) 0.0985
Shank Type Straight
Overall Length (mm) 71.00
Overall Length (Decimal Inch) 2.80
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$41.22

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65687683
Brand: DORMER
Model #: 0107683

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 15.00
Counterbore Diameter (Decimal Inch) 0.5910
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 12.50
Shank Diameter (Decimal Inch) 0.4925
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 9.00
Pilot Diameter (Decimal Inch) 0.3546
Shank Type Straight
Overall Length (mm) 100.00
Overall Length (Decimal Inch) 3.94
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$76.49

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65671901
Brand: DORMER
Model #: 0107706

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 18.00
Counterbore Diameter (Decimal Inch) 0.7092
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 12.50
Shank Diameter (Decimal Inch) 0.4925
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 11.00
Pilot Diameter (Decimal Inch) 0.4334
Shank Type Straight
Overall Length (mm) 100.00
Overall Length (Decimal Inch) 3.94
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$93.08

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65671893
Brand: DORMER
Model #: 0107713

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 18.00
Counterbore Diameter (Decimal Inch) 0.7092
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 12.50
Shank Diameter (Decimal Inch) 0.4925
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 8.50
Pilot Diameter (Decimal Inch) 0.3349
Shank Type Straight
Overall Length (mm) 100.00
Overall Length (Decimal Inch) 3.94
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$90.39

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65671851
Brand: DORMER
Model #: 0374412

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 6.50
Counterbore Diameter (Decimal Inch) 0.2561
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 5.00
Shank Diameter (Decimal Inch) 0.1970
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 3.40
Pilot Diameter (Decimal Inch) 0.1340
Shank Type Straight
Overall Length (mm) 71.00
Overall Length (Decimal Inch) 2.80
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$41.65

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65671844
Brand: DORMER
Model #: 0107782

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 8.00
Counterbore Diameter (Decimal Inch) 0.3152
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 5.00
Shank Diameter (Decimal Inch) 0.1970
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 3.30
Pilot Diameter (Decimal Inch) 0.1300
Shank Type Straight
Overall Length (mm) 71.00
Overall Length (Decimal Inch) 2.80
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$37.31

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65687717
Brand: DORMER
Model #: 0107799

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 8.00
Counterbore Diameter (Decimal Inch) 0.3152
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 5.00
Shank Diameter (Decimal Inch) 0.1970
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 4.30
Pilot Diameter (Decimal Inch) 0.1694
Shank Type Straight
Overall Length (mm) 71.00
Overall Length (Decimal Inch) 2.80
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$41.15

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Scientific Cutting Tools - 0.7500-16" Port, 0.9" Spotface Diam, 1/2" Tube Outside Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 33918277
Brand: Scientific Cutting Tools
Model #: MS21921-8

Features and Benefits

Carbide-tipped cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Port Standard Designation MS 21921
Pilot Type Reamer
Port Thread Size (Decimal Inch) 0.7500-16
Tool Material Carbide-Tipped
Tube Dash Number 8.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.500
Minimum Pilot Diameter (Decimal Inch) 0.5540
Maximum Pilot Diameter (Decimal Inch) 0.9000
Spotface Diameter (Decimal Inch) 0.9000
Pilot Length (Decimal Inch) 0.2910
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.7500
Overall Length (Decimal Inch) 3.5000
Shank Diameter (Decimal Inch) 0.6250
Shank Length (Decimal Inch) 1.7500
Thread Type UNJF
Flute Type Straight
Number of Flutes 4

$214.23

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Cleveland - #32 to #6 Wire Compatible, High Speed Steel, Solid Pilot Counterbore Set


Item #: 81853905
Brand: Cleveland
Model #: C91750

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Straight shanks are used for general purpose applications. The shank is smaller than the drill bit diameter. They are used with portable drills and drill presses on ferrous and non-ferrous materials.
Product Specifications
Minimum Fastener Size Compatibility (Inch) 1/4
Minimum Fastener Size Compatibility (Wire) #32
Maximum Fastener Size Compatibility (Wire) #6
Maximum Fastener Size Compatibility (Inch) 1/2
Standard or Oversize Pilot Standard
Number of Flutes 3
Counterbore Material High Speed Steel
Finish/Coating Bright
Fastener Size Compatibility (Wire) #6; #8; #10; #12; #16; #20; #24; #28; #32
Number of Pieces 9
Shank Type Straight
Cutting Direction Forward
Storage Unit Type Case
Storage Unit Material Wood
Aircraft-Style No

$959.11

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65671950
Brand: DORMER
Model #: 0107621

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 10.00
Counterbore Diameter (Decimal Inch) 0.3940
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 8.00
Shank Diameter (Decimal Inch) 0.3152
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 5.50
Pilot Diameter (Decimal Inch) 0.2167
Shank Type Straight
Overall Length (mm) 80.00
Overall Length (Decimal Inch) 3.15
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$42.59

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Komet - Solid Pilot Counterbore


Item #: 66222761
Brand: Komet
Model #: H2032171

Features and Benefits

Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 20.00
Counterbore Diameter (Decimal Inch) 0.7874
Finish/Coating Bright
Standard or Oversize Pilot Standard
Shank Diameter (mm) 12.50
Shank Diameter (Decimal Inch) 0.4921
Aircraft-Style No
Pilot Diameter (mm) 13.00
Pilot Diameter (Decimal Inch) 0.5118
Shank Type Straight
Overall Length (mm) 100.00
Overall Length (Decimal Inch) 3.94
Cutting Direction Forward

$117.51

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65671919
Brand: DORMER
Model #: 0107690

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 18.00
Counterbore Diameter (Decimal Inch) 0.7092
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 12.50
Shank Diameter (Decimal Inch) 0.4925
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 10.50
Pilot Diameter (Decimal Inch) 0.4137
Shank Type Straight
Overall Length (mm) 100.00
Overall Length (Decimal Inch) 3.94
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$86.31

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Value Collection - 13/32" Diam, 3/8" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08815268
Brand: Value Collection
Model #:

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Product Specifications
Counterbore Diameter (Inch) 13/32
Pilot Shank Diameter Compatibility (Inch) 5/32
Finish/Coating Bright
Counterbore Material Cobalt
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 3/8
Aircraft-Style No
Shank Length (Inch) 3-1/16
Overall Length (Inch) 4-1/16
Cutting Direction Forward

$81.45

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Value Collection - 11/32" Diam, 5/16" Shank, Diam, 3 Flutes, Straight Shank, Interchangeable Pilot Counterbore


Item #: 08790222
Brand: Value Collection
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Product Specifications
Counterbore Diameter (Inch) 11/32
Pilot Shank Diameter Compatibility (Inch) 3/32
Finish/Coating Bright
Counterbore Material High Speed Steel
Number of Flutes 3
Shank Type Straight
Shank Diameter (Inch) 5/16
Aircraft-Style No
Shank Length (Inch) 3-1/16
Overall Length (Inch) 3-13/16
Cutting Direction Forward

$54.81

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Made in USA - 7/8-14" Port, 1.364" Spotface Diam, 5/8" Tube Outside Diam, Reamer Pilot, Straight Shank, High Speed Steel Porting Tool


Item #: 00389817
Brand: Made in USA
Model #:

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and nonferrous materials.
Product Specifications
Port Standard Designation MS 16142
Pilot Type Reamer
Port Thread Size (Inch) 7/8-14
Tool Material High Speed Steel
Tube Outside Diameter Compatibility (Inch) 5/8
Minimum Pilot Diameter (Decimal Inch) 0.8020
Spotface Diameter (Decimal Inch) 1.3640
ShankType Straight
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Overall Length (Inch) 4-9/64
Shank Diameter (Decimal Inch) 0.7500
Seal Angle 15
Thread Type Straight
Number of Flutes 4
Material Application Ferrous Metals; Non-Ferrous Metals

$390.20

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Scientific Cutting Tools - 3/8-24" Port, 0.805" Spotface Diam, 3/16" Tube Outside Diam, Plain Pilot, Carbide Tipped Porting Tool


Item #: 00274027
Brand: Scientific Cutting Tools
Model #: MS33649-3S

Features and Benefits

Carbide-tipped cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Port Standard Designation AS 5202; MS 33649
Pilot Type Plain
Port Thread Size (Decimal Inch) 0.3750-24
Port Thread Size (Inch) 3/8-24
Tool Material Carbide-Tipped
Tube Dash Number 3.000
Tube Outside Diameter Compatibility (Decimal Inch) 0.188
Tube Outside Diameter Compatibility (Inch) 3/16
Minimum Pilot Diameter (Decimal Inch) 0.3370
Maximum Pilot Diameter (Decimal Inch) 0.3925
Spotface Diameter (Decimal Inch) 0.8050
Pilot Length (Decimal Inch) 0.3440
Identification Groove No
Workpiece Compatibility Tubes
Finish/Coating Bright
Head Length (Decimal Inch) 1.0000
Overall Length (Decimal Inch) 3.0000
Shank Diameter (Decimal Inch) 0.5000
Shank Length (Decimal Inch) 2.0000
Seal Angle 30
Thread Type UNJF
Flute Type Straight
Number of Flutes 3

$175.57

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65671968
Brand: DORMER
Model #: 0107638

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 11.00
Counterbore Diameter (Decimal Inch) 0.4334
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 8.00
Shank Diameter (Decimal Inch) 0.3152
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 5.00
Pilot Diameter (Decimal Inch) 0.1970
Shank Type Straight
Overall Length (mm) 80.00
Overall Length (Decimal Inch) 3.15
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$43.48

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Weldon - 1/4 to 1/2" Socket Head Cap Screw Compatible, High Speed Steel, Solid Pilot Counterbore Set


Item #: 81896904
Brand: Weldon
Model #: 99014-00-W-SET

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Straight shanks are used for general purpose applications. The shank is smaller than the drill bit diameter. They are used with portable drills and drill presses on ferrous and non-ferrous materials.
Product Specifications
Fastener Type Compatibility Socket-Head Cap Screw
Minimum Fastener Size Compatibility (Inch) 1/4
Maximum Fastener Size Compatibility (Inch) 1/2
Standard or Oversize Pilot Standard
Shank Diameter (Inch) 1/4; 5/16; 3/8; 7/16; 1/2
Counterbore Material High Speed Steel
Finish/Coating Bright
Fastener Size Compatibility (Inch) 1/4; 5/16; 3/8; 7/16; 1/2
Counterbore Diameter (Inch) 13/32; 1/2; 19/32; 11/16; 25/32
Number of Pieces 5
Pilot Diameter (Inch) 1/4; 5/16; 3/8; 7/16; 1/2
Shank Type Straight
Cutting Direction Forward
Storage Unit Type Block
Storage Unit Material Wood
Aircraft-Style No

$528.12

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Scientific Cutting Tools - M22x1.5mm Port, 1.3425" Spotface Diam, Reamer Pilot, Carbide Tipped Porting Tool


Item #: 44037802
Brand: Scientific Cutting Tools
Model #: 6149-M22X1.5-ID

Features and Benefits

Carbide-tipped cuts faster than high speed steel. It is commonly used on ferrous and nonferrous materials including cast iron, steel and steel alloys.
Product Specifications
Port Standard Designation ISO 6149-1; SAE J2244-1
Pilot Type Reamer
Port Thread Size (mm) M22x1.5
Tool Material Carbide-Tipped
Minimum Pilot Diameter (mm) 20.500
Minimum Pilot Diameter (Decimal Inch) 0.8071
Maximum Pilot Diameter (Decimal Inch) 0.9390
Spotface Diameter (Decimal Inch) 1.3425
Spotface Diameter (mm) 34.10
Pilot Length (Decimal Inch) 0.6102
Identification Groove Yes
Finish/Coating AlTiN+
Head Length (Decimal Inch) 1.6800
Overall Length (Decimal Inch) 3.8000
Shank Diameter (Decimal Inch) 0.7500
Shank Length (Decimal Inch) 2.1200
Seal Angle 15
Thread Type Metric Fine
Flute Type Straight
Number of Flutes 4

$252.94

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DORMER - High Speed Steel, Solid Pilot Counterbore


Item #: 65671885
Brand: DORMER
Model #: 0107720

Features and Benefits

High speed steel (HSS) provides good wear resistance and can be used in general purpose applications on both ferrous and nonferrous materials.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Counterbore Diameter (mm) 20.00
Counterbore Diameter (Decimal Inch) 0.7880
Counterbore Material High Speed Steel
Finish/Coating Bright
Shank Diameter (mm) 12.50
Shank Diameter (Decimal Inch) 0.4925
Number of Flutes 3
Aircraft-Style No
Pilot Diameter (mm) 10.20
Pilot Diameter (Decimal Inch) 0.4019
Shank Type Straight
Overall Length (mm) 100.00
Overall Length (Decimal Inch) 3.94
Cutting Direction Forward
Tip Included Angle 180
Material Application Alloy Tool Steel; Aluminum; Aluminum Alloys; Brass; Carbon Steel; Cast Iron; Copper; Copper Alloys; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloys; Plastics; Stainless Steel; Steel
Material Application2 Structural Steel; Thermosetting Plastics; Titanium; Titanium Alloys

$97.56

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