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Holemaking > Countersinks Chamfer Mills & Back Chamfers (ET04) - (7713 Products)

Holemaking > Countersinks Chamfer Mills & Back Chamfers (ET04)
OSG - 1/2" Head Diam, 1/4" Shank Diam, 24 Flute 90° Solid Carbide Countersink - Americas Industrial Supply

OSG - 1/2" Head Diam, 1/4" Shank Diam, 24 Flute 90° Solid Carbide Countersink


Item #: 55468169
Brand: OSG
Model #: 701-5002

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) 12.70
Head Diameter (Inch) 1/2
Head Diameter (Decimal Inch) 0.5000
Number of Flutes 24
Included Angle 90
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/4
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; Cast Iron; Hardened Steel; High Carbon Steel

$36.92

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Allied Machine and Engineering - Adjustable Stop Countersink Cage - Americas Industrial Supply

Allied Machine and Engineering - Adjustable Stop Countersink Cage


Item #: 12313227
Brand: Allied Machine and Engineering
Model #: RDCU-011-01570

Product Specifications

Adjustable Stop Countersink Cage -
Type Countersink Cage

$1,358.78

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SGS - 3/4" Head Diam, 1/2" Shank Diam, 1 Flute 60° Solid Carbide Countersink - Americas Industrial Supply

SGS - 3/4" Head Diam, 1/2" Shank Diam, 1 Flute 60° Solid Carbide Countersink


Item #: 40979858
Brand: SGS
Model #: 74019

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) 3/4
Head Diameter (Decimal Inch) 0.7500
Number of Flutes 1
Included Angle 60
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (Decimal Inch) 0.5000
Shank Diameter (Inch) 1/2
Maximum Cutting Diameter (Inch) 3/4
Overall Length (Inch) 3
Overall Length (Decimal Inch) 3.0000
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material Steel
Includes Pilot No
Countersink Head Only No
Attachment Method Shank
Cutting Direction Right Hand
Maximum Cutting Diameter (Decimal Inch) 0.7500
PSC Code 5133
Material Application Cast Iron; Composites; High Temperature Alloys; Non-Ferrous Metals; Plastics; Stainless Steel; Steel; Titanium

$80.01

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Brand: Rocky Mountain Twist / Part #: 95000273

Brand: Rocky Mountain Twist / Part #: 95000273


Item #: 95361101
Brand: Rocky Mountain Twist
Model #: 95000273

Product Specifications

Cutter Head Diameter (Fractional Inch) 7/16
Cutter Head Diameter (Wire) #12
Drill Size Compatibility (Fractional Inch) 1/8
Overall Length 1.25
Tool Material High Speed Steel
Neck Diameter 0.2500
Coated Coated
Coating Anti-Rust Coating
Series Power Groove

$7.75

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Brand: Helical Solutions / Part #: 06360

Brand: Helical Solutions / Part #: 06360


Item #: 99153249
Brand: Helical Solutions
Model #: 06360

Product Specifications

Cutter Head Diameter (Decimal Inch) 0.3750
Number Of Flutes 4
End Type Single
Included Centerline Angle 30
Included Side Angle 60
Shank Diameter (Decimal Inch) 0.3750
Shank Diameter (Inch) 3/8
Overall Length (Inch) 2-1/2
Overall Length (Decimal Inch) 2.5000
Cutting Direction Right Hand
Series Specialty Profiles - Chamfer Mills - Straight Flute - 2 & 4 Flute
Chamfer Mill Material Solid Carbide
Length Of Cut (Decimal Inch - 4 Decimals) 0.3240
Coating/Finish Uncoated
Single Or Double End Single
Included Angle 60.00

$28.12

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Brand: Helical Solutions / Part #: 06450

Brand: Helical Solutions / Part #: 06450


Item #: 99153272
Brand: Helical Solutions
Model #: 06450

Product Specifications

Cutter Head Diameter (Decimal Inch) 0.3750
Number Of Flutes 2
End Type Single
Included Centerline Angle 60
Included Side Angle 30
Shank Diameter (Decimal Inch) 0.3750
Shank Diameter (Inch) 3/8
Overall Length (Inch) 2-1/2
Overall Length (Decimal Inch) 2.5000
Cutting Direction Right Hand
Series Specialty Profiles - Chamfer Mills - Straight Flute - 2 & 4 Flute
Chamfer Mill Material Solid Carbide
Length Of Cut (Decimal Inch - 4 Decimals) 0.1120
Coating/Finish Uncoated
Single Or Double End Single
Included Angle 120.00

$28.12

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Value Collection - 5/8" Head Diam, 3/8" Shank Diam, 3 Flute 82° High Speed Steel Countersink - Americas Industrial Supply

Value Collection - 5/8" Head Diam, 3/8" Shank Diam, 3 Flute 82° High Speed Steel Countersink


Item #: 45659703
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
Head Diameter (Inch) 5/8
Number of Flutes 3
Included Angle 82
Countersink Material High Speed Steel
Shank Diameter (Inch) 3/8
Overall Length (Inch) 2-1/4
PSC Code 5133

$24.90

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Magafor - Countersinks Head Diameter (mm): 16.50 Number of Flutes: 3 - Americas Industrial Supply

Magafor - Countersinks Head Diameter (mm): 16.50 Number of Flutes: 3


Item #: 98914641
Brand: Magafor
Model #: 8443A165000

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.

Product Specifications

Countersinks; Head Diameter (mm): 16.50 ; Number of Flutes: 3 ; Included Angle: 90 ; Countersink Material: Cobalt ; Countersink Finish/Coating: Bright ; Minimum Cutting Diameter (mm): 3.20
Head Diameter (mm) 16.50
Number of Flutes 3
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating Bright
Minimum Cutting Diameter (mm) 3.20
Shank Diameter (mm) 10.00
Overall Length (mm) 60
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material Cobalt
Includes Pilot No
Cutting Direction Right Hand

$49.20

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Value Collection - Countersink - Americas Industrial Supply

Value Collection - Countersink


Item #: 40979791
Brand: Value Collection
Model #:

Product Specifications
PSC Code 5133

$25.06

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Magafor - 20.5mm Head Diam, 25/64" Shank Diam, 90° Cobalt Countersink - Americas Industrial Supply

Magafor - 20.5mm Head Diam, 25/64" Shank Diam, 90° Cobalt Countersink


Item #: 95431805
Brand: Magafor
Model #: 84493620500

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
Head Diameter (mm) 20.50
Head Diameter (Decimal Inch) 0.8070
Included Angle 90
Countersink Material Cobalt
Minimum Cutting Diameter (Inch) 1/8
Shank Diameter (mm) 10.00
Shank Diameter (Decimal Inch) 0.3940
Shank Diameter (Inch) 25/64
Maximum Cutting Diameter (Inch) 13/16
Overall Length (Inch) 2-1/2
Countersink Application Countersinking
Maximum Hole Diameter (Decimal Inch) 0.8070
End Type Single
Shank Type Straight
Cutting Direction Right Hand
Maximum Cutting Diameter (Decimal Inch) 0.8070
PSC Code 5133

$76.58

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Magafor - Countersinks Head Diameter (mm): 20.50 Number of Flutes: 3 - Americas Industrial Supply

Magafor - Countersinks Head Diameter (mm): 20.50 Number of Flutes: 3


Item #: 98915036
Brand: Magafor
Model #: 8443A205000

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.

Product Specifications

Countersinks; Head Diameter (mm): 20.50 ; Number of Flutes: 3 ; Included Angle: 90 ; Countersink Material: Cobalt ; Countersink Finish/Coating: Bright ; Minimum Cutting Diameter (mm): 3.50
Head Diameter (mm) 20.50
Number of Flutes 3
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating Bright
Minimum Cutting Diameter (mm) 3.50
Shank Diameter (mm) 10.00
Overall Length (mm) 63
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material Cobalt
Includes Pilot No
Cutting Direction Right Hand

$59.57

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Magafor - 1/2" Head Diam, 1/4" Shank Diam, 3 Flute 90° Cobalt Countersink - Americas Industrial Supply

Magafor - 1/2" Head Diam, 1/4" Shank Diam, 3 Flute 90° Cobalt Countersink


Item #: 31285174
Brand: Magafor
Model #: 84483112700

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) 1/2
Head Diameter (Decimal Inch) 0.5000
Number of Flutes 3
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating TiN
Minimum Cutting Diameter (Inch) 0.1000
Shank Diameter (Inch) 1/4
Maximum Cutting Diameter (Inch) 1/2
Overall Length (Inch) 2
Minimum Hole Diameter (Decimal Inch) 0.1000
Maximum Hole Diameter (Decimal Inch) 0.5000
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) 0.5000
PSC Code 5133

$41.06

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Magafor - 6.3mm Head Diam, 15/64" Shank Diam, 90° Solid Carbide Countersink - Americas Industrial Supply

Magafor - 6.3mm Head Diam, 15/64" Shank Diam, 90° Solid Carbide Countersink


Item #: 95394904
Brand: Magafor
Model #: 888431L0630

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 (mm) 6.30
Head Diameter (Decimal Inch) 0.2480
Included Angle 90
Countersink Material Solid Carbide
Minimum Cutting Diameter (Inch) 3/64
Shank Diameter (mm) 6.00
Shank Diameter (Decimal Inch) 0.2360
Shank Diameter (Inch) 15/64
Maximum Cutting Diameter (Inch) 1/4
Overall Length (Inch) 3-5/16
Maximum Hole Diameter (Decimal Inch) 0.2480
End Type Single
Shank Type Straight
Cutting Direction Right Hand
Maximum Cutting Diameter (Decimal Inch) 0.2480
PSC Code 5133

$165.89

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Magafor - 3/8" Head Diam, 1/4" Shank Diam, 3 Flute 90° Cobalt Countersink - Americas Industrial Supply

Magafor - 3/8" Head Diam, 1/4" Shank Diam, 3 Flute 90° Cobalt Countersink


Item #: 31285372
Brand: Magafor
Model #: 84483109520

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) 3/8
Head Diameter (Decimal Inch) 0.3750
Number of Flutes 3
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating TiN
Minimum Cutting Diameter (Inch) 0.0850
Shank Diameter (Inch) 1/4
Maximum Cutting Diameter (Inch) 3/8
Overall Length (Inch) 2
Minimum Hole Diameter (Decimal Inch) 0.0850
Maximum Hole Diameter (Decimal Inch) 0.3750
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) 0.3750
PSC Code 5133

$34.07

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Guhring - 8.3mm Head Diam, 6mm Shank Diam, 3-Flute 90° Cobalt Countersink - Americas Industrial Supply

Guhring - 8.3mm Head Diam, 6mm Shank Diam, 3-Flute 90° Cobalt Countersink


Item #: 90263948
Brand: Guhring
Model #: 9055010083000

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Titanium Aluminum Nitride (TiAlN) has a higher hardness and oxidation temperature versus TiN and TiCN. As a result, it is particularly advantageous for higher speed operations in a variety of steel machining applications.
Product Specifications
Head Diameter (mm) 8.30
Number of Flutes 3
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating TiAlN
Minimum Cutting Diameter (mm) 2.00
Shank Diameter (mm) 6.00
Overall Length (mm) 50
Minimum Hole Diameter (Decimal Inch) 0.0984
End Type Single
Shank Material Cobalt
Includes Pilot No
Countersink Head Only No
Attachment Method Shank
Cutting Direction Right Hand

$53.00

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Value Collection - 5/16" Head Diam, 1/4" Shank Diam, 1 Flute 82° High Speed Steel Countersink - Americas Industrial Supply

Value Collection - 5/16" Head Diam, 1/4" Shank Diam, 1 Flute 82° High Speed Steel Countersink


Item #: 45659794
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
Head Diameter (Inch) 5/16
Number of Flutes 1
Included Angle 82
Countersink Material High Speed Steel
Shank Diameter (Inch) 1/4
Overall Length (Inch) 1-5/8
PSC Code 5133

$14.39

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Made in USA - 2-1/2" OAL, 3/8" Head Diam, 2 Flute, 100° Incl Angle, Integral Pilot, Adjustable Stop Countersink - Americas Industrial Supply

Made in USA - 2-1/2" OAL, 3/8" Head Diam, 2 Flute, 100° Incl Angle, Integral Pilot, Adjustable Stop Countersink


Item #: 04615373
Brand: Made in USA
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.
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
Head Diameter (Inch) 3/8
Included Angle 100
Countersink Material High Speed Steel
Shank Thread Size 1/4-28
Overall Length (Inch) 2-1/2
Pilot Type Integral
Pilot Diameter (Wire) #11
Pilot Diameter (Decimal Inch) 0.1910
Number of Flutes 2
Countersink Finish/Coating Bright
Attachment Method Threaded Shank
Shank Length (Inch) 1-3/4
Shank Diameter (Inch) 3/16
Shank Type Straight
Countersink Application Countersinking
Cutting Direction Right Hand
Centerline Angle 50

$17.92

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Cleveland - Countersink Sets Countersink Type: Zero Flute Minimum Head Diameter (Inch): 5/16 - Americas Industrial Supply

Cleveland - Countersink Sets Countersink Type: Zero Flute Minimum Head Diameter (Inch): 5/16


Item #: 16390015
Brand: Cleveland
Model #: C94591

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
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

Countersink Sets; Countersink Type: Zero Flute ; Minimum Head Diameter (Inch): 5/16 ; Maximum Head Diameter (Inch): 5/8 ; Minimum Included Angle: 100.00 ; Maximum Included Angle: 100.00 ; Number of Flutes: 0
Countersink Type Zero Flute
Minimum Head Diameter (Inch) 5/16
Maximum Head Diameter (Inch) 5/8
Minimum Included Angle 100.00
Maximum Included Angle 100.00
Number of Flutes 0
Countersink Material Cobalt
Number of Pieces 4.000
Countersink Finish/Coating Bright
Set Includes (4) Countersinks
Countersink Application Countersinking; Deburring
Storage Unit Type Tube
Shank Diameter (mm) 6.350; 7.9375; 9.525
Shank Diameter (Decimal Inch) (2) 0.2500
Shank Diameter (Inch) (2) 0.2500
Storage Unit Material Plastic
Minimum Shank Diameter (Inch) 0.25
Maximum Shank Diameter (Inch) 0.375
Included Angle 100
Maximum Overall Length (Inch) 2.125
Minimum Overall Length (Inch) 1.625
Shank Type Straight
Includes Pilot No
PSC Code 3455
Cutting Direction Right Hand
Material Application2 Low Carbon Steel; Alloy Steel; Austenitic Stainless Steel; Aluminum; Non-Ferrous Materials
Material Application Low Carbon Steel; Alloy Steel; Austenitic Stainless Steel; Aluminum; Non-Ferrous Materials

$180.91

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Magafor - Countersinks Head Diameter (mm): 31.00 Number of Flutes: 3 - Americas Industrial Supply

Magafor - Countersinks Head Diameter (mm): 31.00 Number of Flutes: 3


Item #: 98914807
Brand: Magafor
Model #: 84483A31000

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

Countersinks; Head Diameter (mm): 31.00 ; Number of Flutes: 3 ; Included Angle: 90 ; Countersink Material: Cobalt ; Countersink Finish/Coating: TiN ; Minimum Cutting Diameter (mm): 4.20
Head Diameter (mm) 31.00
Number of Flutes 3
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating TiN
Minimum Cutting Diameter (mm) 4.20
Shank Diameter (mm) 12.00
Overall Length (mm) 71
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material Cobalt
Includes Pilot No
Cutting Direction Right Hand

$155.89

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Magafor - Countersinks Head Diameter (mm): 8.00 Number of Flutes: 3 - Americas Industrial Supply

Magafor - Countersinks Head Diameter (mm): 8.00 Number of Flutes: 3


Item #: 98914955
Brand: Magafor
Model #: 8443A080000

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.

Product Specifications

Countersinks; Head Diameter (mm): 8.00 ; Number of Flutes: 3 ; Included Angle: 90 ; Countersink Material: Cobalt ; Countersink Finish/Coating: Bright ; Minimum Cutting Diameter (mm): 2.00
Head Diameter (mm) 8.00
Number of Flutes 3
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating Bright
Minimum Cutting Diameter (mm) 2.00
Shank Diameter (mm) 6.00
Overall Length (mm) 50
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material Cobalt
Includes Pilot No
Cutting Direction Right Hand

$32.18

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