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Holemaking > Countersinks Chamfer Mills & Back Chamfers (ET04) - (7786 Products)

Holemaking > Countersinks Chamfer Mills & Back Chamfers (ET04)
Made in USA - 1" Cutter Head Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Countersink - Exact Tool & Supply

Made in USA - 1" Cutter Head Diam, 5/16" Pilot Hole Diam, Solid Carbide Reverse Countersink


Item #: 09937848
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.
Product Specifications
Cutter Head Diameter (Inch) 1
Pilot Hole Diameter (Inch) 5/16
Included Angle 100
Number of Flutes 3
Countersink Material Solid Carbide
Plain Pilot Compatibility 185-6
Step Pilot Compatibility 186-13
Overall Length (Inch) 7/8
Countersink Finish/Coating Bright
Cutting Direction Right Hand
Countersink Application Countersinking

$734.21

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Irwin - 8 Piece, 1/4 to 1/2" Head Diam, Single End Countersink Set - Exact Tool & Supply

Irwin - 8 Piece, 1/4 to 1/2" Head Diam, Single End Countersink Set


Item #: 57822058
Brand: Irwin
Model #: 1882792

Features and Benefits

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
Number of Pieces 8
Countersink Finish/Coating Bright
Set Includes (6) Combination Drill & Countersinks; Large Depth Stop; Small Depth Stop
Countersink Application Countersinking
Storage Unit Type Case
Shank Diameter (Decimal Inch) 0.2500
Shank Diameter (Inch) 1/4
Head Diameter (Decimal Inch) 0.2500; 0.3125; 0.3750; 0.4375; 0.5000
Head Diameter (Inch) 1/4; 5/16; 3/8; 7/16; 1/2
Overall Length (Decimal Inch) 3.3750; 3.6250; 4.0000; 4.2500; 4.5000; 4.7500
Overall Length (Inch) 3-3/8; 3-5/8; 4; 4-1/4; 4-1/2; 4-3/4
Shank Type Straight
Includes Pilot No
Overall Length (mm) 85.73; 92.08; 101.60; 107.95; 114.30; 120.65
PSC Code 5133
Countersink Head Only No
Attachment Method Hex Screw
Cutting Direction Right Hand
Fastener Size Compatibility (Wire) #10; #12; #14; #4; #6; #8
Material Application Wood
End Type Single

$70.91

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M.A. Ford - 8 Piece, 1/8 to 1" Head Diam, 120° Included Angle, Single End Countersink Set - Exact Tool & Supply

M.A. Ford - 8 Piece, 1/8 to 1" Head Diam, 120° Included Angle, Single End Countersink Set


Item #: 58225558
Brand: M.A. Ford
Model #: 79800006

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
Minimum Head Diameter (Inch) 1/8
Minimum Head Diameter (Decimal Inch) 0.1250
Maximum Head Diameter (Inch) 1
Maximum Head Diameter (Decimal Inch) 1.0000
Minimum Included Angle 120
Maximum Included Angle 120
Number of Flutes 6
Countersink Material High Speed Steel
Number of Pieces 8
Countersink Finish/Coating Black Oxide
Set Includes (8) Countersinks
Countersink Application Chamfering; Countersinking; Deburring
Storage Unit Type Case
Storage Unit Material Plastic
Minimum Shank Diameter (Inch) 1/8
Minimum Shank Diameter (Decimal Inch) 0.1250
Maximum Shank Diameter (Decimal Inch) 0.5000
Maximum Shank Diameter (Inch) 1/2
Included Angle 120
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

$168.19

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Allied Machine and Engineering - Adjustable Stop Countersink Cage - Exact Tool & Supply

Allied Machine and Engineering - Adjustable Stop Countersink Cage


Item #: 12315966
Brand: Allied Machine and Engineering
Model #: RSCN-015-00156

Product Specifications

Adjustable Stop Countersink Cage -
Type Countersink Cage

$418.00

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M.A. Ford - 4 Piece, 1/4 to 1" Head Diam, 82° Included Angle, Single End Countersink Set - Exact Tool & Supply

M.A. Ford - 4 Piece, 1/4 to 1" Head Diam, 82° Included Angle, Single End Countersink Set


Item #: 02720324
Brand: M.A. Ford
Model #: 64T100002

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 4
Countersink Finish/Coating TiN
Set Includes (4) Countersinks
Countersink Application Countersinking
Storage Unit Type Case
Storage Unit Material Plastic
Head Diameter (Inch) 1/4; 1/2; 3/4; 1
Minimum Shank Diameter (Inch) 1/4
Maximum Shank Diameter (Inch) 1/2
Included Angle 82
Shank Type Straight
Includes Pilot No
PSC Code 5133
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 41
Material Application Alloy Steel; Aluminum; Aluminum Alloy; Brass; Cast Iron; High Nickel Steel; High Tensile Steel; Magnesium; Magnesium Alloy; Mild Steel; Monel; Plastics; Stainless Steel
End Type Single

$147.03

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Cleveland - 5 Piece, 1/4 to 3/4" Head Diam, 60° Included Angle, Single End Countersink Set - Exact Tool & Supply

Cleveland - 5 Piece, 1/4 to 3/4" Head Diam, 60° Included Angle, Single End Countersink Set


Item #: 63779995
Brand: Cleveland
Model #: C00972

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
Minimum Head Diameter (Decimal Inch) 0.2500
Maximum Head Diameter (Inch) 3/4
Maximum Head Diameter (Decimal Inch) 0.7500
Minimum Included Angle 60
Maximum Included Angle 60
Number of Flutes 3
Countersink Material High Speed Steel
Number of Pieces 5
Countersink Finish/Coating Bright
Set Includes (5) Countersinks
Countersink Application Countersinking
Storage Unit Type Case
Shank Diameter (mm) 4.76; 6.35; 9.53
Shank Diameter (Decimal Inch) 0.1880; 0.2500; 0.3750
Storage Unit Material Plastic
Head Diameter (Inch) 1/4; 3/8; 1/2; 5/8; 3/4
Minimum Shank Diameter (mm) 4.76
Maximum Shank Diameter (Decimal Inch) 0.3750
Included Angle 60
Maximum Overall Length (Decimal Inch) 2.63
Minimum Overall Length (Decimal Inch) 1.50
Overall Length (Decimal Inch) 1.5000; 1.7500; 2.0000; 2.2500; 2.6250
Shank Type Straight
Includes Pilot No
PSC Code 5133
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 30
Material Application Carbon Steel; Cast Iron
End Type Single

$203.41

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Walter-Titex - 8.3mm Head Diam, 6mm Shank Diam, 3 Flute 90° High Speed Steel Countersink - Exact Tool & Supply

Walter-Titex - 8.3mm Head Diam, 6mm Shank Diam, 3 Flute 90° High Speed Steel Countersink


Item #: 64428626
Brand: Walter-Titex
Model #: 5071430

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 (mm) 8.30
Head Diameter (Decimal Inch) 0.3268
Number of Flutes 3
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating TiN
Minimum Cutting Diameter (mm) 2.00
Shank Diameter (mm) 6.00
Shank Diameter (Decimal Inch) 0.2362
Overall Length (mm) 50
Overall Length (Decimal Inch) 1.9685
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 Aluminum; Cast Steel; Cobalt Alloys; Fiber Reinforced Plastics; Graphite; Grey Cast Iron; Iron Alloys; Malleable Cast Iron; Nickel Alloy; Non-Ferrous Metals; Plastics; Spheroidal Cast Iron; Stainless Steel; Steel
Material Application2 Titanium; Titanium Alloys; Vermicular Cast Iron

$38.30

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

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


Item #: 09937038
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) 3/4
Pilot Hole Diameter (Inch) 5/16
Included Angle 100
Number of Flutes 4
Countersink Material High Speed Steel
Plain Pilot Compatibility 185-6
Step Pilot Compatibility 186-13
Overall Length (Inch) 7/8
Countersink Finish/Coating Bright
Cutting Direction Right Hand
Countersink Application Countersinking

$56.99

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

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


Item #: 92248467
Brand: M.A. Ford
Model #: 79000011

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
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 60
Maximum Included Angle 60
Number of Flutes 6
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
Minimum Shank Diameter (Inch) 1/4
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
Includes Pilot No
PSC Code 5133
Cutting Direction Right Hand
End Type Single

$110.50

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Interstate - 12 Piece, 3/16 to 2" Head Diam, 82° Included Angle, Single End Countersink Set - Exact Tool & Supply

Interstate - 12 Piece, 3/16 to 2" Head Diam, 82° Included Angle, Single End Countersink Set


Item #: 02451037
Brand: Interstate
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
Minimum Head Diameter (Inch) 3/16
Maximum Head Diameter (Inch) 2
Minimum Included Angle 82
Maximum Included Angle 82
Number of Flutes 1
Countersink Material High Speed Steel
Number of Pieces 12
Countersink Finish/Coating Bright
Set Includes (12) 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; 1-1/2; 2
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

$367.78

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Allied Machine and Engineering - Adjustable Stop Countersink Cage - Exact Tool & Supply

Allied Machine and Engineering - Adjustable Stop Countersink Cage


Item #: 12312443
Brand: Allied Machine and Engineering
Model #: RDCT-011-01350

Product Specifications

Adjustable Stop Countersink Cage -
Type Countersink Cage

$1,045.00

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Made in USA - 9/16" Cutter Head Diam, 1/4" Pilot Hole Diam, Solid Carbide Reverse Countersink - Exact Tool & Supply

Made in USA - 9/16" Cutter Head Diam, 1/4" Pilot Hole Diam, Solid Carbide Reverse Countersink


Item #: 09937715
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.
Product Specifications
Cutter Head Diameter (Inch) 9/16
Pilot Hole Diameter (Inch) 1/4
Included Angle 100
Number of Flutes 3
Countersink Material Solid Carbide
Plain Pilot Compatibility 185-5
Step Pilot Compatibility 186-8
Overall Length (Inch) 5/8
Countersink Finish/Coating Bright
Cutting Direction Right Hand
Countersink Application Countersinking

$502.74

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Vernon - 5/8" Cutter Diam, Letter O Drill Compatibility, 5/16" Collar Thickness, Adjustable Depth Drill Countersink - Exact Tool & Supply

Vernon - 5/8" Cutter Diam, Letter O Drill Compatibility, 5/16" Collar Thickness, Adjustable Depth Drill Countersink


Item #: 01335157
Brand: Vernon
Model #: CH3160

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
Drill Size Compatibility (Letter) O
Collar Thickness (Inch) 5/16
Included Angle 90
Countersink Material High Speed Steel
Collar Diameter (Inch) 3/4
Cutter Head Length (Inch) 1-1/4
Countersink Finish/Coating Bright
Countersink Application Chamfering; Countersinking; Deburring
Cutting Direction Right Hand
Centerline Angle 45

$38.70

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M.A. Ford - 5 Piece, 1/4 to 1" Head Diam, 82° Included Angle, Single End Countersink Set - Exact Tool & Supply

M.A. Ford - 5 Piece, 1/4 to 1" Head Diam, 82° Included Angle, Single End Countersink Set


Item #: 56449713
Brand: M.A. Ford
Model #: 92500002

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 3
Countersink Material High Speed Steel
Number of Pieces 5
Countersink Finish/Coating Bright
Set Includes (5) Countersinks
Countersink Application Countersinking
Storage Unit Type Case
Storage Unit Material Plastic
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

$126.13

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Hertel - 1/8" Head Diam, 1/8" Shank Diam, 4 Flute 82° High Speed Steel Countersink - Exact Tool & Supply

Hertel - 1/8" Head Diam, 1/8" Shank Diam, 4 Flute 82° High Speed Steel Countersink


Item #: 89336580
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) 1/8
Number of Flutes 4
Included Angle 82
Countersink Material High Speed Steel
Shank Diameter (Inch) 1/8
Overall Length (Inch) 1-5/8
Shank Type Straight
PSC Code 5133

$18.08

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Interstate - 1/4" Shank Diam, 0 Flute 90° High Speed Steel Countersink - Exact Tool & Supply

Interstate - 1/4" Shank Diam, 0 Flute 90° High Speed Steel Countersink


Item #: 02465128
Brand: Interstate
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.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Number of Flutes 0
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Minimum Cutting Diameter (Inch) 3/16
Shank Diameter (Inch) 1/4
Maximum Cutting Diameter (Inch) 17/32
Countersink Application Countersinking; Deburring
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 45
PSC Code 5133

$16.35

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Allied Machine and Engineering - Adjustable Stop Countersink Cage - Exact Tool & Supply

Allied Machine and Engineering - Adjustable Stop Countersink Cage


Item #: 12315834
Brand: Allied Machine and Engineering
Model #: RSCH-015-30029

Product Specifications

Adjustable Stop Countersink Cage -
Type Countersink Cage

$615.00

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Interstate - 1/4" Head Diam, 1/4" Shank Diam, 6 Flute 82° Cobalt Countersink - Exact Tool & Supply

Interstate - 1/4" Head Diam, 1/4" Shank Diam, 6 Flute 82° Cobalt Countersink


Item #: 63327969
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.
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
Number of Flutes 6
Included Angle 82
Countersink Material Cobalt
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/4
Overall Length (Inch) 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

$11.92

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OSG - 1/4" Head Diam, 1/4" Shank Diam, 18 Flute 82° Solid Carbide Countersink - Exact Tool & Supply

OSG - 1/4" Head Diam, 1/4" Shank Diam, 18 Flute 82° Solid Carbide Countersink


Item #: 55468219
Brand: OSG
Model #: 701-2501

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) 6.35
Head Diameter (Inch) 1/4
Head Diameter (Decimal Inch) 0.2500
Number of Flutes 18
Included Angle 82
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

$22.10

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Allied Machine and Engineering - Adjustable Stop Countersink Cage - Exact Tool & Supply

Allied Machine and Engineering - Adjustable Stop Countersink Cage


Item #: 12316063
Brand: Allied Machine and Engineering
Model #: RSCM-015-00078

Product Specifications

Adjustable Stop Countersink Cage -
Type Countersink Cage

$393.00

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