We ship from multiple warehouses throughout the USA
to get you what you need as fast as possible!
Millions of items in stock!
Fast online checkout - No account required
Cart 0

Holemaking > Countersinks Chamfer Mills & Back Chamfers (ET04) - (7803 Products)


Holemaking > Countersinks Chamfer Mills & Back Chamfers (ET04)

Keo - 5 Piece, 1/4 to 3/4" Head Diam, 90° Included Angle, Single End Countersink Set


Item #: 44851038
Brand: Keo
Model #: 55812--TIALN

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
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 90
Maximum Included Angle 90
Number of Flutes 6
Countersink Material Solid Carbide
Number of Pieces 5
Countersink Finish/Coating TiAlN
Set Includes (5) 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) 0.3750
Maximum Shank Diameter (Inch) 3/8
Maximum Overall Length (Decimal Inch) 2.75
Maximum Overall Length (Inch) 2-3/4
Minimum Overall Length (Inch) 2
Minimum Overall Length (Decimal Inch) 2.00
PSC Code 5133
End Type Single

$494.50

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 7/16" Cutter Head Diam, 1/8" Pilot Hole Diam, Solid Carbide Reverse Countersink


Item #: 09937632
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) 7/16
Pilot Hole Diameter (Inch) 1/8
Included Angle 100
Number of Flutes 3
Countersink Material Solid Carbide
Plain Pilot Compatibility 185-2
Step Pilot Compatibility 186-2
Overall Length (Inch) 1/2
Countersink Finish/Coating Bright
Cutting Direction Right Hand
Countersink Application Countersinking

$457.70

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

DeWALT - 3 Piece, 0.13 to 0.19" Head Diam, 77 to 83° Included Angle, Single End Countersink Set


Item #: 06521660
Brand: DeWALT
Model #: DW2535

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 (Decimal Inch) 0.1300
Maximum Head Diameter (Decimal Inch) 0.1900
Minimum Included Angle 77
Maximum Included Angle 83
Number of Flutes 4
Countersink Material High Speed Steel
Number of Pieces 3
Countersink Finish/Coating Bright
Set Includes (3) Combination Drill & Countersinks
Countersink Application Countersinking
Storage Unit Type None
Shank Diameter (Inch) 1/4
Shank Type Straight
Includes Pilot No
PSC Code 5133
Countersink Head Only No
Cutting Direction Right Hand
End Type Single

$49.37

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Irwin - 4 Piece, 5/16 to 7/16" Head Diam, Single End Countersink Set


Item #: 57822140
Brand: Irwin
Model #: 1882793

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 4
Countersink Finish/Coating Bright
Set Includes (3) Combination Drill & Countersinks; 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) 0.3125; 0.3750; 0.4375
Head Diameter (Inch) 5/16; 3/8; 7/16
Overall Length (Decimal Inch) 3.6250; 4.0000; 4.2500
Overall Length (Inch) 3-5/8; 4; 4-1/4
Shank Type Straight
Includes Pilot No
Overall Length (mm) 92.08; 101.60; 107.95
PSC Code 5133
Countersink Head Only No
Attachment Method Hex Screw
Cutting Direction Right Hand
Fastener Size Compatibility (Wire) #10; #6; #8
Material Application Wood
End Type Single

$49.89

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Keo - 5 Piece, 1/4 to 1" Head Diam, 120° Included Angle, Single End Countersink Set


Item #: 44851251
Brand: Keo
Model #: 50052

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 120
Maximum Included Angle 120
Number of Flutes 1
Countersink Material Cobalt
Number of Pieces 5
Countersink Finish/Coating TiAlN
Set Includes (5) Countersinks
Countersink Application Chamfering; Countersinking; Deburring
Storage Unit Type Block
Storage Unit Material Wood
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

$130.16

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Allied Machine and Engineering - Adjustable Stop Countersink Cage


Item #: 12311650
Brand: Allied Machine and Engineering
Model #: RDCK-011-00048

Product Specifications

Adjustable Stop Countersink Cage -
Type Countersink Cage

$307.50

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Allied Machine and Engineering - Adjustable Stop Replacement Roll


Item #: 12317590
Brand: Allied Machine and Engineering
Model #: RSRY-708-00265

Product Specifications

Adjustable Stop Replacement Roll -
Type Replacement Roll

$14.70

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Allied Machine and Engineering - Adjustable Stop Countersink Cage


Item #: 12316659
Brand: Allied Machine and Engineering
Model #: RSCS-015-00290

Product Specifications

Adjustable Stop Countersink Cage -
Type Countersink Cage

$971.50

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 1/2" Cutter Head Diam, 5/32" Pilot Hole Diam, High Speed Steel Reverse Countersink


Item #: 09936907
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) 1/2
Pilot Hole Diameter (Inch) 5/32
Included Angle 100
Number of Flutes 3
Countersink Material High Speed Steel
Plain Pilot Compatibility 185-3
Step Pilot Compatibility 186-3
Overall Length (Inch) 1/2
Countersink Finish/Coating Bright
Cutting Direction Right Hand
Countersink Application Countersinking

$45.41

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Vernon - 5/8" Cutter Diam, 27/64" Drill Compatibility, 5/16" Collar Thickness, Adjustable Depth Drill Countersink


Item #: 01336270
Brand: Vernon
Model #: CH4210

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 (Inch) 27/64
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

$34.94

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 7/16" Cutter Head Diam, 5/32" Pilot Hole Diam, Solid Carbide Reverse Countersink


Item #: 09937640
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) 7/16
Pilot Hole Diameter (Inch) 5/32
Included Angle 100
Number of Flutes 3
Countersink Material Solid Carbide
Plain Pilot Compatibility 185-3
Step Pilot Compatibility 186-3
Overall Length (Inch) 1/2
Countersink Finish/Coating Bright
Cutting Direction Right Hand
Countersink Application Countersinking

$457.70

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Work Boot: Size 12, Purofort, Steel Toe, Gumboot


Item #: 01662782
Brand: Dunlop Protective Footwear
Model #: LJ2HX42-12

Product Specifications

Footwear Type Work Boot
Footwear Style Gumboot
Gender Men
Men's Size 12
Outsole Material Purofort
Upper Material Purofort
Toe Type Steel
Primary Color Brown
Sole Type Non-Slip
Shoe Width Medium
Resistance Features Chemical Resistant; Waterproof; Cold Protection; Fuel Oil Resistant
Standards ASTM F2413-18; ASTM 3445-21 SR
Series Rigpro
Approval Listing/Regulations ASTM F2413-18; ASTM 3445-21 SR
UNSPSC Code 53111500

$87.05

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Work Boot: Size 14, Purofort, Plain Toe, Gumboot


Item #: 01662774
Brand: Dunlop Protective Footwear
Model #: FH6AF33-14

Product Specifications

Footwear Type Work Boot
Footwear Style Gumboot
Gender Men
Men's Size 14
Outsole Material Purofort
Upper Material Purofort
Toe Type Plain
Primary Color Blue
Sole Type Non-Slip
Shoe Width Medium
Resistance Features Waterproof; Cold Protection; Fuel Oil Resistant
Standards ASTM 3445-21 SR
Series Seapro
Approval Listing/Regulations ASTM 3445-21 SR
UNSPSC Code 53111500

$109.96

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Melin Tool - 8 Piece, 1/4 to 1" Head Diam, 60° Included Angle, Countersink Set


Item #: 57794810
Brand: Melin Tool
Model #: 90029

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
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 Solid Carbide
Number of Pieces 8
Countersink Finish/Coating Uncoated
Set Includes (8) Countersinks
Countersink Application Countersinking
Storage Unit Type Case
Storage Unit Material Plastic
Head Diameter (Decimal Inch) 0.2500; 0.3125; 0.3750; 0.5000; 0.6250; 0.7500; 0.8750; 1.0000
Head Diameter (Inch) 1/4; 5/16; 3/8; 1/2; 5/8; 3/4; 7/8; 1
Included Angle 60
PSC Code 5133

$969.83

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Keo - 7 Piece, 1/4 to 1" Head Diam, 120° Included Angle, Single End Countersink Set


Item #: 44851186
Brand: Keo
Model #: 50042

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 120
Maximum Included Angle 120
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

$204.00

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Vernon - 1/2" Cutter Diam, Letter K Drill Compatibility, 1/4" Collar Thickness, Adjustable Depth Drill Countersink


Item #: 01335116
Brand: Vernon
Model #: CH2790

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) 1/2
Drill Size Compatibility (Letter) K
Collar Thickness (Inch) 1/4
Included Angle 90
Countersink Material High Speed Steel
Collar Diameter (Inch) 5/8
Cutter Head Length (Inch) 1
Countersink Finish/Coating Bright
Countersink Application Chamfering; Countersinking; Deburring
Cutting Direction Right Hand
Centerline Angle 45

$31.65

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

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


Item #: 04615522
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 3
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

$14.79

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Walter-Prototyp - 0.016" Cutter Head Diam, 3.937" OAL, Right Hand Back Chamfer


Item #: 47276167
Brand: Walter-Prototyp
Model #: 6959875

Product Specifications
Cutter Head Diameter (Decimal Inch) 0.0160
Number of Flutes 4
Chamfer Width (Decimal Inch) 0.126
Overall Length (Inch) 3.937
Cutting Direction Right Hand
Tool Application Back Chamfers
Shank Diameter (Decimal Inch) 0.236

$124.27

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Vernon - 13/16" Cutter Diam, 17/32" Drill Compatibility, 5/16" Collar Thickness, Adjustable Depth Drill Countersink


Item #: 01336346
Brand: Vernon
Model #: CH5310

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) 13/16
Drill Size Compatibility (Inch) 17/32
Collar Thickness (Inch) 5/16
Included Angle 90
Countersink Material High Speed Steel
Collar Diameter (Inch) 15/16
Cutter Head Length (Inch) 1-1/2
Countersink Finish/Coating Bright
Countersink Application Chamfering; Countersinking; Deburring
Cutting Direction Right Hand
Centerline Angle 45

$40.75

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Accupro - 3/8" Cutter Head Diam, 1/32" Flat Width, 2-1/2" OAL, Solid Carbide, Single Right Hand Back Chamfer


Item #: 02703072
Brand: Accupro
Model #:

Product Specifications
Cutter Head Diameter (Inch) 3/8
Included Angle 90
Flat Width (Inch) 1/32
Back Chamfer Material Solid Carbide
Overall Length (Inch) 2-1/2
Shank Diameter (Inch) 1/4
Cutting Direction Right Hand
Finish/Coating Bright
End Type Single

$64.27

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It