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Holemaking > Countersinks Chamfer Mills & Back Chamfers (ET04) - (7714 Products)

Holemaking > Countersinks Chamfer Mills & Back Chamfers (ET04)
Keo - 5/8" Head Diam, 3/8" Shank Diam, 6 Flute 100° Solid Carbide Countersink - USA Tool & Supply

Keo - 5/8" Head Diam, 3/8" Shank Diam, 6 Flute 100° Solid Carbide Countersink


Item #: 44840411
Brand: Keo
Model #: 55818

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) 15.88
Head Diameter (Inch) 5/8
Head Diameter (Decimal Inch) 0.6250
Number of Flutes 6
Included Angle 100
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (mm) 9.53
Shank Diameter (Decimal Inch) 0.3750
Shank Diameter (Inch) 3/8
Maximum Cutting Diameter (Inch) 5/8
Overall Length (mm) 70
Overall Length (Inch) 2-3/4
Overall Length (Decimal Inch) 2.7500
Countersink Application Chamfering; Countersinking; Deburring
End Type Single
PSC Code 5133

$82.87

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Mapal - Countersinks Head Diameter (mm): 6.30 Number of Flutes: 3 - USA Tool & Supply

Mapal - Countersinks Head Diameter (mm): 6.30 Number of Flutes: 3


Item #: 13361118
Brand: Mapal
Model #: 30799189

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

Countersinks; Head Diameter (mm): 6.30 ; Number of Flutes: 3 ; Included Angle: 90 ; Countersink Material: Solid Carbide ; Countersink Finish/Coating: TiZrN ; Minimum Cutting Diameter (mm): 1.50
Head Diameter (mm) 6.30
Number of Flutes 3
Included Angle 90
Countersink Material Solid Carbide
Countersink Finish/Coating TiZrN
Minimum Cutting Diameter (mm) 1.50
Shank Diameter (mm) 5.00
Overall Length (mm) 45
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand

$173.97

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M.A. Ford - 3/4" Head Diam, 1/2" Shank Diam, 3 Flute 82° High Speed Steel Countersink - USA Tool & Supply

M.A. Ford - 3/4" Head Diam, 1/2" Shank Diam, 3 Flute 82° High Speed Steel Countersink


Item #: 58224585
Brand: M.A. Ford
Model #: 92075002TIN

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) 3/4
Head Diameter (Decimal Inch) 0.7500
Number of Flutes 3
Included Angle 82
Countersink Material High Speed Steel
Minimum Cutting Diameter (Inch) 1/4
Shank Diameter (Decimal Inch) 0.5000
Shank Diameter (Inch) 1/2
Maximum Cutting Diameter (Inch) 43/64
Overall Length (Inch) 3
Overall Length (Decimal Inch) 3.0000
Countersink Application Chamfering; Countersinking; Deburring
PSC Code 5133
Additional Information Modified Standard, Non-Returnable & Non-Cancelable

$76.69

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Atrax - 3/8" Head Diam, 1/4" Shank Diam, 1 Flute 90° Solid Carbide Countersink - USA Tool & Supply

Atrax - 3/8" Head Diam, 1/4" Shank Diam, 1 Flute 90° Solid Carbide Countersink


Item #: 85266245
Brand: Atrax
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) 3/8
Number of Flutes 1
Included Angle 90
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/4
Overall Length (Inch) 2
Countersink Application Countersinking
End Type Single
Shank Type Straight
Shank Material Steel
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 45
PSC Code 5133

$54.14

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Melin Tool - 1-3/4" Head Diam, 3/4" Shank Diam, 1 Flute 60° High Speed Steel Countersink - USA Tool & Supply

Melin Tool - 1-3/4" Head Diam, 3/4" Shank Diam, 1 Flute 60° High Speed Steel Countersink


Item #: 57830606
Brand: Melin Tool
Model #: 19194

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) 1-3/4
Head Diameter (Decimal Inch) 1.7500
Number of Flutes 1
Included Angle 60
Countersink Material High Speed Steel
Countersink Finish/Coating Oxide
Shank Diameter (Decimal Inch) 0.7500
Shank Diameter (Inch) 3/4
Maximum Cutting Diameter (Inch) 1-3/4
Overall Length (Inch) 4-1/4
Overall Length (Decimal Inch) 4.2500
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

$224.48

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Keo - 5 Piece, 1/4 to 1" Head Diam, 82° Included Angle, Single End Countersink Set - USA Tool & Supply

Keo - 5 Piece, 1/4 to 1" Head Diam, 82° Included Angle, Single End Countersink Set


Item #: 67310979
Brand: Keo
Model #: 53028

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 Head Diameter (Inch) 1/4
Maximum Head Diameter (Inch) 1
Minimum Included Angle 82
Maximum Included Angle 82
Number of Flutes 1
Countersink Material High Speed Steel
Number of Pieces 5
Countersink Finish/Coating Bright
Set Includes (5) Countersinks
Countersink Application Countersinking
Storage Unit Type Block
Storage Unit Material Wood
Head Diameter (Inch) 1/4; 3/8; 1/2; 3/4; 1
Included Angle 82
Shank Type Straight
Includes Pilot No
PSC Code 5133
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 41
End Type Single

$119.60

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Made in USA - 3/16" Head Diam, 3/16" Shank Diam, 6" Overall Length, Counterbore Pilot - USA Tool & Supply

Made in USA - 3/16" Head Diam, 3/16" Shank Diam, 6" Overall Length, Counterbore Pilot


Item #: 00428144
Brand: Made in USA
Model #:

Product Specifications
Head Diameter (Inch) 3/16
Shank Diameter (Inch) 3/16
Overall Length (Inch) 6
Pilot Material High Speed Steel
Finish/Coating Bright
Aircraft-Style No
PSC Code 5133

$15.58

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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 - USA Tool & Supply

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


Item #: 04615332
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) #21
Pilot Diameter (Decimal Inch) 0.1590
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

$11.06

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Keo - 7 Piece, 1/4 to 1" Head Diam, 82° Included Angle, Single End Countersink Set - USA Tool & Supply

Keo - 7 Piece, 1/4 to 1" Head Diam, 82° Included Angle, Single End Countersink Set


Item #: 44851210
Brand: Keo
Model #: 50048

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
Minimum Head Diameter (Inch) 1/4
Minimum Head Diameter (Decimal Inch) 0.2500
Maximum Head Diameter (Inch) 1
Maximum Head Diameter (Decimal Inch) 1.0000
Minimum Included Angle 82
Maximum Included Angle 82
Number of Flutes 6
Countersink Material Cobalt
Number of Pieces 7
Countersink Finish/Coating TiAlN
Set Includes (7) Countersinks
Countersink Application Chamfering; Countersinking; Deburring
Storage Unit Type Case
Storage Unit Material Plastic
Minimum Shank Diameter (Inch) 1/4
Minimum Shank Diameter (mm) 6.35
Minimum Shank Diameter (Decimal Inch) 0.2500
Maximum Shank Diameter (Decimal Inch) 0.5000
Maximum Shank Diameter (Inch) 1/2
Maximum Overall Length (Decimal Inch) 2.75
Maximum Overall Length (Inch) 2-3/4
Minimum Overall Length (Inch) 1-1/2
Minimum Overall Length (Decimal Inch) 1.50
PSC Code 5133
End Type Single

$215.59

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M.A. Ford - 4 Piece, 3/16 to 1-1/8" Head Diam, 60° Included Angle, Single End Countersink Set - USA Tool & Supply

M.A. Ford - 4 Piece, 3/16 to 1-1/8" Head Diam, 60° Included Angle, Single End Countersink Set


Item #: 56450125
Brand: M.A. Ford
Model #: 67000041

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 Head Diameter (Inch) 3/16
Maximum Head Diameter (Inch) 1-1/8
Minimum Included Angle 60
Maximum Included Angle 60
Number of Flutes 0
Countersink Material High Speed Steel
Number of Pieces 4
Countersink Finish/Coating Bright
Set Includes (4) Countersinks
Countersink Application Countersinking
Storage Unit Type Case
Storage Unit Material Plastic
Head Diameter (Inch) 3/16; 7/16; 13/16; 1-1/8
Included Angle 60
Shank Type Straight
Includes Pilot No
PSC Code 5133
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 30
End Type Single

$109.27

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

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


Item #: 04615282
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) 1-1/8
Pilot Type Integral
Pilot Diameter (Inch) 3/32
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

$11.09

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Magafor - 0.394" Cutter Head Diam, 0.232" Flat Width, Solid Carbide, Single Back Chamfer - USA Tool & Supply

Magafor - 0.394" Cutter Head Diam, 0.232" Flat Width, Solid Carbide, Single Back Chamfer


Item #: 12784773
Brand: Magafor
Model #: 888490H1000

Product Specifications
Cutter Head Diameter (Decimal Inch) 0.3940
Included Angle 90
Number of Flutes 4
Chamfer Width (Decimal Inch) 0.394
Flat Width (Decimal Inch) 0.2320
Back Chamfer Material Solid Carbide
Finish/Coating Hard'X
End Type Single
Tool Application Chamfering
Shank Diameter (Decimal Inch) 0.2360
Cutter Head to Shank Length (Decimal Inch) 0.1570

$135.64

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Made in USA - 3/8" Head Diam, 1/2" Shank Diam, 6" Overall Length, Counterbore Pilot - USA Tool & Supply

Made in USA - 3/8" Head Diam, 1/2" Shank Diam, 6" Overall Length, Counterbore Pilot


Item #: 00428342
Brand: Made in USA
Model #:

Product Specifications
Head Diameter (Inch) 3/8
Shank Diameter (Inch) 1/2
Overall Length (Inch) 6
Pilot Material High Speed Steel
Finish/Coating Bright
Aircraft-Style No
PSC Code 5133

$72.86

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M.A. Ford - 8 Piece, 1/8 to 1" Head Diam, 90° Included Angle, Single End Countersink Set - USA Tool & Supply

M.A. Ford - 8 Piece, 1/8 to 1" Head Diam, 90° Included Angle, Single End Countersink Set


Item #: 56449770
Brand: M.A. Ford
Model #: 79800003

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 Head Diameter (Inch) 1/8
Maximum Head Diameter (Inch) 1
Minimum Included Angle 90
Maximum Included Angle 90
Number of Flutes 6
Countersink Material High Speed Steel
Number of Pieces 8
Countersink Finish/Coating Bright
Set Includes (8) Countersinks
Countersink Application Countersinking
Storage Unit Type None
Storage Unit Material Plastic
Head Diameter (Inch) 1/8; 3/16; 1/4; 3/8; 1/2; 5/8; 3/4; 1
Included Angle 90
Shank Type Straight
Includes Pilot No
PSC Code 5133
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 45
End Type Single

$174.84

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Made in USA - 4 Flutes, 5/8" Cutter Head Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Countersink - USA Tool & Supply

Made in USA - 4 Flutes, 5/8" Cutter Head Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Countersink


Item #: 09936964
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.
Product Specifications
Cutter Head Diameter (Inch) 5/8
Pilot Hole Diameter (Inch) 3/16
Included Angle 100
Number of Flutes 4
Countersink Material High Speed Steel
Plain Pilot Compatibility 185-4
Step Pilot Compatibility 186-7
Overall Length (Inch) 5/8
Countersink Finish/Coating Bright
Cutting Direction Right Hand
Countersink Application Countersinking

$38.19

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Keo - 7 Piece, 1/4 to 1" Head Diam, 90° Included Angle, Single End Countersink Set - USA Tool & Supply

Keo - 7 Piece, 1/4 to 1" Head Diam, 90° Included Angle, Single End Countersink Set


Item #: 88236468
Brand: Keo
Model #: 55058

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 Head Diameter (Inch) 1/4
Maximum Head Diameter (Inch) 1
Minimum Included Angle 90
Maximum Included Angle 90
Number of Flutes 6
Countersink Material High Speed Steel
Number of Pieces 7
Countersink Finish/Coating Bright
Set Includes (7) Countersinks
Countersink Application Countersinking
Storage Unit Type Case
Storage Unit Material Plastic
Head Diameter (Inch) 1/4; 5/16; 3/8; 1/2; 5/8; 3/4; 1
Included Angle 90
Shank Type Straight
Includes Pilot No
PSC Code 5133
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 45
End Type Single

$187.47

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Vernon - 5/16" Cutter Diam, 5/32" Drill Compatibility, 1/4" Collar Thickness, Adjustable Depth Drill Countersink - USA Tool & Supply

Vernon - 5/16" Cutter Diam, 5/32" Drill Compatibility, 1/4" Collar Thickness, Adjustable Depth Drill Countersink


Item #: 01336106
Brand: Vernon
Model #: CH1560

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
Cutter Head Diameter (Inch) 5/16
Drill Size Compatibility (Inch) 5/32
Collar Thickness (Inch) 1/4
Included Angle 90
Countersink Material High Speed Steel
Collar Diameter (Inch) 7/16
Cutter Head Length (Inch) 5/8
Countersink Finish/Coating Bright
Countersink Application Chamfering; Countersinking; Deburring
Cutting Direction Right Hand
Centerline Angle 45

$45.30

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Interstate - 10 Piece, 3/16 to 1-1/4" Head Diam, 60° Included Angle, Single End Countersink Set - USA Tool & Supply

Interstate - 10 Piece, 3/16 to 1-1/4" Head Diam, 60° Included Angle, Single End Countersink Set


Item #: 63327944
Brand: Interstate
Model #:

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
Minimum Head Diameter (Inch) 3/16
Maximum Head Diameter (Inch) 1-1/4
Minimum Included Angle 60
Maximum Included Angle 60
Number of Flutes 6
Countersink Material Cobalt
Number of Pieces 10
Countersink Finish/Coating Bright
Set Includes (10) Countersinks
Countersink Application Countersinking
Storage Unit Type Block
Storage Unit Material Wood
Head Diameter (Inch) 3/16; 1/4; 5/16; 3/8; 1/2; 5/8; 3/4; 7/8; 1; 1-1/4
Included Angle 60
Shank Type Straight
Includes Pilot No
PSC Code 5133
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 30
End Type Single

$410.06

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Vernon - 3/8" Cutter Diam, 3/16" Drill Compatibility, 1/4" Collar Thickness, Adjustable Depth Drill Countersink - USA Tool & Supply

Vernon - 3/8" Cutter Diam, 3/16" Drill Compatibility, 1/4" Collar Thickness, Adjustable Depth Drill Countersink


Item #: 01336122
Brand: Vernon
Model #: CH1870

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
Cutter Head Diameter (Inch) 3/8
Drill Size Compatibility (Inch) 3/16
Collar Thickness (Inch) 1/4
Included Angle 90
Countersink Material High Speed Steel
Collar Diameter (Inch) 1/2
Cutter Head Length (Inch) 3/4
Countersink Finish/Coating Bright
Countersink Application Chamfering; Countersinking; Deburring
Cutting Direction Right Hand
Centerline Angle 45

$48.35

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Made in USA - 4 Flutes, 11/16" Cutter Head Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Countersink - USA Tool & Supply

Made in USA - 4 Flutes, 11/16" Cutter Head Diam, 3/16" Pilot Hole Diam, High Speed Steel Reverse Countersink


Item #: 09936998
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.
Product Specifications
Cutter Head Diameter (Inch) 11/16
Pilot Hole Diameter (Inch) 3/16
Included Angle 100
Number of Flutes 4
Countersink Material High Speed Steel
Plain Pilot Compatibility 185-4
Step Pilot Compatibility 186-7
Overall Length (Inch) 5/8
Countersink Finish/Coating Bright
Cutting Direction Right Hand
Countersink Application Countersinking

$43.29

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