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Holemaking Products - Countersinks, Chamfer Mills & Back Chamfers For Sale | Benchmark Tooling - (6370 Products)


Melin Tool - 1/4" Head Diam, 1/4" Shank Diam, 6 Flute 82° Solid Carbide Countersink


Item #: 57829970
Brand: Melin Tool
Model #: 28379

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastic and other tough-to-machine 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
Head Diameter (Inch) 1/4
Head Diameter (Decimal Inch) 0.2500
Number of Flutes 6
Included Angle 82
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (Decimal Inch) 0.2500
Shank Diameter (Inch) 1/4
Maximum Cutting Diameter (Inch) 1/4
Overall Length (Inch) 2
Overall Length (Decimal Inch) 2.0000
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
PSC Code 5133
Material Application Cast Iron; Hardened Steel; Nickel Alloy; Non-Ferrous Metals; Stainless Steel; Steel

$35.72

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Hertel - 1/8" Head Diam, 1/8" Shank Diam, 4 Flute 90° Solid Carbide Countersink


Item #: 89335145
Brand: Hertel
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastic and other tough-to-machine materials.
Product Specifications
Head Diameter (Inch) 1/8
Number of Flutes 4
Included Angle 90
Countersink Material Solid Carbide
Shank Diameter (Inch) 1/8
Overall Length (Inch) 1-1/2
Shank Type Straight
PSC Code 5133

$33.66

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Precision Twist Drill - 5/8" Head Diam, 3/8" Shank Diam, 1 Flute 90° High Speed Steel Countersink


Item #: 78578895
Brand: Precision Twist Drill
Model #: 4710808

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
Head Diameter (Inch) 5/8
Number of Flutes 1
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Inch) 3/8
Overall Length (Inch) 2-3/32
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 45
PSC Code 5133

$55.76

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Melin Tool - 7/8" Head Diam, 1/2" Shank Diam, 6 Flute 90° High Speed Steel Countersink


Item #: 57794877
Brand: Melin Tool
Model #: 18102

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.
Oxide coating prevents chip building, galling and welding on the workpiece. It is commonly used on low carbon metals, stainless steel and ferrous metals.
Product Specifications
Head Diameter (Inch) 7/8
Head Diameter (Decimal Inch) 0.8750
Number of Flutes 6
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Oxide
Shank Diameter (Decimal Inch) 0.5000
Shank Diameter (Inch) 1/2
Maximum Cutting Diameter (Inch) 7/8
Overall Length (Inch) 2-3/4
Overall Length (Decimal Inch) 2.7500
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material High Speed Steel
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
PSC Code 5133
Material Application Cast Iron; Hardened Steel; Non-Ferrous Metals; Steel

$54.35

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Turning Insert: WNMG431 UE6105, Carbide


Item #: 05075486
Brand: Mitsubishi
Model #: 484762

Product Specifications

ANSI Insert Code WNMG431
ISO Insert Code WNMG080404
Relief Angle 0
Insert Style WNMG
Corner Radius (mm) 0.40
Corner Radius (Inch) 1/64
Corner Radius (Decimal Inch) 0.0156
Included Angle 80
Manufacturer Grade UE6105
Coating/Finish CVD
Insert Hand Neutral
Insert Thickness (Inch) 3/16
Insert Thickness 4.76
Insert Thickness (Decimal Inch) 0.1875
Inscribed Circle (Decimal Inch) 0.5000
Inscribed Circle (Inch) 1/2
Inscribed Circle (mm) 12.70
Insert Material Carbide
Insert Shape W - Trigon 80-Deg
Grade Characteristics Steel (P) - High Wear-Resistance to Moderate Wear-Resistance and Toughness
Side Clearance Negative
Number Of Cutting Edges 6
Insert Shape Code W
Clearance Code N
Tolerance Code M
Primary Workpiece Material Code P
Chip Breaker Pressed
ANSI Size Code 431
ISO Size Code 080404
UNSPSC Code 23242105
Insert Size Code 4

$18.24

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Hertel - 1/2" Head Diam, 3/8" Shank Diam, 6 Flute 82° Solid Carbide Countersink


Item #: 02389716
Brand: Hertel
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastic and other tough-to-machine 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
Head Diameter (Inch) 1/2
Number of Flutes 6
Included Angle 82
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (Inch) 3/8
Overall Length (Inch) 2-1/2
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 41
PSC Code 5133
Material Application Alloy Steel; Cast Iron; Glass-Reinforced Plastic
Material Application2 Alloy Steel; Cast Iron; Glass-Reinforced Plastic

$36.65

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Hertel - 5/16" Head Diam, 1/4" Shank Diam, 1 Flute 120° High Speed Steel Countersink


Item #: 89339881
Brand: Hertel
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
Head Diameter (Inch) 5/16
Number of Flutes 1
Included Angle 120
Countersink Material High Speed Steel
Shank Diameter (Inch) 1/4
Overall Length (Inch) 2
Shank Type Straight
PSC Code 5133

$10.17

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Magafor - 20.5mm Head Diam, 0.394" Shank Diam, 3 Flute 90° Cobalt Countersink


Item #: 31284839
Brand: Magafor
Model #: 84483120500

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Titanium Nitride (TiN) is a multi-purpose coating which increases chip flow in softer materials. The heat and hardness resistance allows the tool to run at higher speeds than uncoated tools.
Product Specifications
Head Diameter (mm) 20.50
Head Diameter (Decimal Inch) 0.8070
Number of Flutes 3
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating TiN
Minimum Cutting Diameter (Inch) 0.1180
Shank Diameter (Decimal Inch) 0.3940
Maximum Cutting Diameter (Inch) 0.8070
Overall Length (Inch) 2-1/2
Minimum Hole Diameter (Decimal Inch) 0.1180
Maximum Hole Diameter (Decimal Inch) 0.8070
End Type Single
Shank Type Straight
Shank Material Cobalt
Includes Pilot No
Countersink Head Only No
Attachment Method Shank
Cutting Direction Right Hand
Maximum Cutting Diameter (Decimal Inch) 0.8070
PSC Code 5133

$57.15

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Hertel - 1/4" Head Diam, 1/4" Shank Diam, 1 Flute 90° Solid Carbide Countersink


Item #: 89334452
Brand: Hertel
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastic and other tough-to-machine materials.
Product Specifications
Head Diameter (Inch) 1/4
Number of Flutes 1
Included Angle 90
Countersink Material Solid Carbide
Shank Diameter (Inch) 1/4
Overall Length (Inch) 2
Shank Type Straight
PSC Code 5133

$27.17

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Keo - 3/8" Head Diam, 1/4" Shank Diam, 1 Flute 60° Solid Carbide Countersink


Item #: 44840015
Brand: Keo
Model #: 55703

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastic and other tough-to-machine 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
Head Diameter (mm) 9.53
Head Diameter (Inch) 3/8
Head Diameter (Decimal Inch) 0.3750
Number of Flutes 1
Included Angle 60
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (mm) 6.35
Shank Diameter (Decimal Inch) 0.2500
Shank Diameter (Inch) 1/4
Maximum Cutting Diameter (Inch) 3/8
Overall Length (mm) 67
Overall Length (Inch) 2-5/8
Overall Length (Decimal Inch) 2.6250
Countersink Application Chamfering; Countersinking; Deburring
End Type Single
PSC Code 5133

$36.34

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Melin Tool - 1/8" Head Diam, 1/8" Shank Diam, 1 Flute 90° Cobalt Countersink


Item #: 84399203
Brand: Melin Tool
Model #: 18138

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Titanium Nitride (TiN) is a multi-purpose coating which increases chip flow in softer materials. The heat and hardness resistance allows the tool to run at higher speeds than uncoated tools.
Product Specifications
Head Diameter (Inch) 1/8
Number of Flutes 1
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating TiN
Shank Diameter (Inch) 1/8
Overall Length (Inch) 1-1/2
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 45
PSC Code 5133

$14.98

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Hertel - 3/8" Head Diam, 1/4" Shank Diam, 1 Flute 90° High Speed Steel Countersink


Item #: 89339535
Brand: Hertel
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
Head Diameter (Inch) 3/8
Number of Flutes 1
Included Angle 90
Countersink Material High Speed Steel
Shank Diameter (Inch) 1/4
Overall Length (Inch) 2
Shank Type Straight
PSC Code 5133

$10.20

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Melin Tool - 1/2" Head Diam, 3/8" Shank Diam, 6 Flute 82° Solid Carbide Countersink


Item #: 57830457
Brand: Melin Tool
Model #: 18394

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastic and other tough-to-machine 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
Head Diameter (Inch) 1/2
Head Diameter (Decimal Inch) 0.5000
Number of Flutes 6
Included Angle 82
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (Decimal Inch) 0.3750
Shank Diameter (Inch) 3/8
Maximum Cutting Diameter (Inch) 1/2
Overall Length (Inch) 2-1/2
Overall Length (Decimal Inch) 2.5000
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material Hardened Steel
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
PSC Code 5133
Material Application Cast Iron; Hardened Steel; Nickel Alloy; Non-Ferrous Metals; Stainless Steel; Steel

$80.74

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SGS - 1/8" Head Diam, 1/8" Shank Diam, 1 Flute 82° Solid Carbide Countersink


Item #: 68034867
Brand: SGS
Model #: 74101

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastic and other tough-to-machine 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
Head Diameter (Inch) 1/8
Head Diameter (Decimal Inch) 0.1250
Number of Flutes 1
Included Angle 82
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (Decimal Inch) 0.1250
Shank Diameter (Inch) 1/8
Maximum Cutting Diameter (Inch) 1/8
Overall Length (Inch) 1-1/2
Overall Length (Decimal Inch) 1.5000
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material Solid Carbide
Includes Pilot No
Countersink Head Only No
Attachment Method Shank
Cutting Direction Right Hand
Maximum Cutting Diameter (Decimal Inch) 0.1250
PSC Code 5133
Material Application Cast Iron; Composites; High Temperature Alloys; Non-Ferrous Metals; Plastics; Stainless Steel; Steel; Titanium

$11.92

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Union Butterfield - 1/4" Head Diam, 3/16" Shank Diam, 1 Flute 82° High Speed Steel Countersink


Item #: 65708315
Brand: Union Butterfield
Model #: 4710797

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
Head Diameter (Inch) 1/4
Head Diameter (Decimal Inch) 0.2500
Number of Flutes 1
Included Angle 82
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Decimal Inch) 0.1875
Shank Diameter (Inch) 3/16
Overall Length (Inch) 1-7/16
Overall Length (Decimal Inch) 1.4375
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
PSC Code 5133
Material Application Alloy Steel; Aluminum; Aluminum Alloy; Brass; Bronze; Carbon Steel; Cast Iron; Copper; Copper Alloy; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloy
Material Application2 Stainless Steel; Steel; Structural Steel; Thermoplastics; Thermosetting Plastics; Titanium; Titanium Alloy

$22.95

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M.A. Ford - 1/4" Head Diam, 1/4" Shank Diam, 1 Flute 60° High Speed Steel Countersink


Item #: 92248723
Brand: M.A. Ford
Model #: 61T025001

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.
Titanium Nitride (TiN) is a multi-purpose coating which increases chip flow in softer materials. The heat and hardness resistance allows the tool to run at higher speeds than uncoated tools.
Product Specifications
Head Diameter (Inch) 1/4
Head Diameter (Decimal Inch) 0.2500
Number of Flutes 1
Included Angle 60
Countersink Material High Speed Steel
Countersink Finish/Coating TiN
Minimum Cutting Diameter (Inch) 0.0450
Shank Diameter (Decimal Inch) 0.2500
Shank Diameter (Inch) 1/4
Maximum Cutting Diameter (Inch) 1/4
Overall Length (Inch) 2
Overall Length (Decimal Inch) 2.0000
Countersink Application Countersinking
PSC Code 5133

$14.04

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Made in USA - 1" Head Diam, 1/2" Shank Diam, 6 Flute 100° Solid Carbide Countersink


Item #: 60330644
Brand: Made in USA
Model #:

Features and Benefits

Solid carbide provides better rigidity than high speed steel. It is extremely heat resistant and used for high speed applications on cast iron, nonferrous materials, plastic and other tough-to-machine 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
Head Diameter (Inch) 1
Number of Flutes 6
Included Angle 100
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/2
Overall Length (Inch) 3
Tip/Nose Diameter (Decimal Inch) 0.2030
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 50
PSC Code 5133

$156.92

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Melin Tool - 1/4" Head Diam, 1/4" Shank Diam, 1 Flute 120° High Speed Steel Countersink


Item #: 57830812
Brand: Melin Tool
Model #: 18014

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.
Oxide coating prevents chip building, galling and welding on the workpiece. It is commonly used on low carbon metals, stainless steel and ferrous metals.
Product Specifications
Head Diameter (Inch) 1/4
Head Diameter (Decimal Inch) 0.2500
Number of Flutes 1
Included Angle 120
Countersink Material High Speed Steel
Countersink Finish/Coating Oxide
Shank Diameter (Decimal Inch) 0.2500
Shank Diameter (Inch) 1/4
Maximum Cutting Diameter (Inch) 1/4
Overall Length (Inch) 2
Overall Length (Decimal Inch) 2.0000
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material High Speed Steel
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
PSC Code 5133
Material Application Cast Iron; Nickel Alloy; Non-Ferrous Metals; Stainless Steel; Steel

$11.98

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M.A. Ford - 1-1/8" Head Diam, 1/2" Shank Diam, 82° High Speed Steel Countersink


Item #: 58225921
Brand: M.A. Ford
Model #: 67112502TIN

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
Head Diameter (Inch) 1-1/8
Head Diameter (Decimal Inch) 1.1250
Included Angle 82
Countersink Material High Speed Steel
Minimum Cutting Diameter (Inch) 29/64
Shank Diameter (Decimal Inch) 0.5000
Shank Diameter (Inch) 1/2
Maximum Cutting Diameter (Inch) 1-1/64
Overall Length (Inch) 2-7/8
Overall Length (Decimal Inch) 2.8750
Countersink Application Chamfering; Countersinking; Deburring
PSC Code 5133
Additional Information Modified Standard, Non-Returnable & Non-Cancelable

$72.32

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Hertel - 1/4" Head Diam, 1/4" Shank Diam, 6 Flute 60° High Speed Steel Countersink


Item #: 89330633
Brand: Hertel
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
Head Diameter (Inch) 1/4
Number of Flutes 6
Included Angle 60
Countersink Material High Speed Steel
Shank Diameter (Inch) 1/4
Overall Length (Inch) 2
Tip/Nose Diameter (Decimal Inch) 0.0780
Shank Type Straight
PSC Code 5133

$15.90

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