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) - (7713 Products)


Holemaking > Countersinks Chamfer Mills & Back Chamfers (ET04)

Hertel - 1/2" Head Diam, 1/2" Shank Diam, 4 Flute 82° High Speed Steel Countersink - 3" OAL, Straight Shank


Item #: 89335574
Brand: Hertel
Exact Tooling IR#: 04

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) 1/2
Number of Flutes 4
Included Angle 82
Countersink Material High Speed Steel
Shank Diameter (Inch) 1/2
Overall Length (Inch) 3
Shank Type Straight

$33.97

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 - 1/8" Head Diam, 1/8" Shank Diam, 4 Flute 110° Solid Carbide Countersink - Bright Finish, 1-1/2" OAL, Double End, Straight Shank, Right Hand Cut


Item #: 57834681
Brand: Melin Tool
Model #: 18998
Exact Tooling IR#: 04

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 4
Included Angle 110
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 Double
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Material Application Cast Iron; Hardened Steel; Nickel Alloy; Non-Ferrous Metals; Stainless Steel; Steel

$37.62

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

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

DORMER - 5mm Shank Diam, 3 Flute 60° High Speed Steel Countersink - TiN Finish, 45mm OAL, Single End, Straight Shank, Right Hand Cut


Item #: 65687998
Brand: DORMER
Model #: 0149546
Exact Tooling IR#: 04

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
Number of Flutes 3
Included Angle 60
Countersink Material High Speed Steel
Countersink Finish/Coating TiN
Minimum Cutting Diameter (mm) 1.60
Shank Diameter (mm) 5.00
Shank Diameter (Decimal Inch) 0.1970
Maximum Cutting Diameter (Inch) 1/4
Overall Length (mm) 45
Overall Length (Decimal Inch) 1.7730
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Material Application Alloy Steel; Aluminum; Aluminum Alloy; Brass; Bronze; Carbon Steel; Cast Iron; Copper; Copper Alloy; Hardened Steel; Magnesium; Nickel; Nickel Alloy; Steel; Structural Steel; Thermoplastics; Thermosetting Plastics; Titanium; Titanium Alloy

$52.60

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 - 3/8" Head Diam, 3/8" Shank Diam, 1 Flute 120° High Speed Steel Countersink - Oxide Finish, 2-1/2" OAL, Double End, Straight Shank, Right Hand Cut


Item #: 57818676
Brand: Melin Tool
Model #: 18272
Exact Tooling IR#: 04

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) 3/8
Head Diameter (Decimal Inch) 0.3750
Number of Flutes 1
Included Angle 120
Countersink Material High Speed Steel
Countersink Finish/Coating Oxide
Shank Diameter (Decimal Inch) 0.3750
Shank Diameter (Inch) 3/8
Maximum Cutting Diameter (Inch) 3/8
Overall Length (Inch) 2-1/2
Overall Length (Decimal Inch) 2.5000
Countersink Application Countersinking
End Type Double
Shank Type Straight
Shank Material High Speed Steel
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Material Application Cast Iron; Nickel Alloy; Non-Ferrous Metals; Stainless Steel; Steel

$23.70

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

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

Cleveland - 3/4" Head Diam, 1/2" Shank Diam, 4 Flute 90° High Speed Steel Countersink - Oxide Finish, 2-13/32" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 63772487
Brand: Cleveland
Model #: C46224
Exact Tooling IR#: 04

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) 3/4
Head Diameter (Decimal Inch) 0.7500
Number of Flutes 4
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Oxide
Shank Diameter (mm) 12.70
Shank Diameter (Decimal Inch) 0.5000
Shank Diameter (Inch) 1/2
Overall Length (Inch) 2-13/32
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 45
Material Application Alloy Tool Steel; Cast Iron

$51.80

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

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

Hertel - 5/8" Head Diam, 3/8" Shank Diam, 4 Flute 90° High Speed Steel Countersink - 2-1/8" OAL, Straight Shank


Item #: 89335939
Brand: Hertel
Exact Tooling IR#: 04

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 4
Included Angle 90
Countersink Material High Speed Steel
Shank Diameter (Inch) 3/8
Overall Length (Inch) 2-1/8
Shank Type Straight

$43.82

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

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

Hertel - 3/8" Head Diam, 3/8" Shank Diam, 4 Flute 60° High Speed Steel Countersink - 2-1/2" OAL, Straight Shank


Item #: 89336606
Brand: Hertel
Exact Tooling IR#: 04

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 4
Included Angle 60
Countersink Material High Speed Steel
Shank Diameter (Inch) 3/8
Overall Length (Inch) 2-1/2
Shank Type Straight

$37.81

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 - 5/8" Head Diam, 5/8" Shank Diam, 6 Flute 90° High Speed Steel Countersink - Bright Finish, 3-1/2" OAL, Double End, Straight Shank, Right Hand Cut


Item #: 57814089
Brand: Melin Tool
Model #: 18320
Exact Tooling IR#: 04

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
Head Diameter (Decimal Inch) 0.6250
Number of Flutes 6
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Decimal Inch) 0.6250
Shank Diameter (Inch) 5/8
Maximum Cutting Diameter (Inch) 5/8
Overall Length (Inch) 3-1/2
Overall Length (Decimal Inch) 3.5000
Countersink Application Countersinking
End Type Double
Shank Type Straight
Shank Material High Speed Steel
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Material Application Cast Iron; Hardened Steel; Nickel Alloy; Non-Ferrous Metals; Stainless Steel; Steel

$46.19

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

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

M.A. Ford - 3/16" Head Diam, 3/16" Shank Diam, 6 Flute 100° High Speed Steel Countersink - Bright Finish, 1-1/2" OAL, 0.04" Nose Diam, Single End, Straight Shank, Right Hand Cut


Item #: 01058122
Brand: M.A. Ford
Model #: 79018704
Exact Tooling IR#: 04

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) 3/16
Number of Flutes 6
Included Angle 100
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Inch) 3/16
Overall Length (Inch) 1-1/2
Tip/Nose Diameter (Decimal Inch) 0.0400
Countersink Application Chamfering; Countersinking; Deburring
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 50
Material Application Alloy Steel; Aluminum; Brass; Cast Iron; High Nickel Steel; High Tensile Steel; Magnesium; Magnesium Alloy; Mild Steel; Monel; Plastics; Stainless Steel

$11.07

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

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

M.A. Ford - 7/8" Head Diam, 1/2" Shank Diam, 3 Flute 90° High Speed Steel Countersink - Bright Finish, 3" OAL, 0.26" Nose Diam, Single End, Straight Shank, Right Hand Cut


Item #: 01053933
Brand: M.A. Ford
Model #: 92087503
Exact Tooling IR#: 04

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) 7/8
Number of Flutes 3
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/2
Overall Length (Inch) 3
Tip/Nose Diameter (Decimal Inch) 0.2600
Countersink Application Chamfering; Countersinking; Deburring
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 45
Material Application Aluminum; Brass; High Nickel Steel; Magnesium; Magnesium Alloy; Monel; Plastics

$49.62

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

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

Keo - 3/4" Head Diam, 3/8" Shank Diam, 1 Flute 82° Solid Carbide Countersink - Bright Finish, 2-3/4" OAL, Single End


Item #: 44839884
Brand: Keo
Model #: 55716
Exact Tooling IR#: 04

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) 19.05
Head Diameter (Inch) 3/4
Head Diameter (Decimal Inch) 0.7500
Number of Flutes 1
Included Angle 82
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) 3/4
Overall Length (mm) 70
Overall Length (Inch) 2-3/4
Overall Length (Decimal Inch) 2.7500
Countersink Application Chamfering; Countersinking; Deburring
End Type Single

$108.62

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

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

Keo - 1/4" Head Diam, 1/4" Shank Diam, 6 Flute 60° High Speed Steel Countersink - Bright Finish, 1-1/2" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 07847676
Brand: Keo
Model #: 55002
Exact Tooling IR#: 04

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
Number of Flutes 6
Included Angle 60
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/4
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 30

$9.80

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

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

Hertel - 5/8" Head Diam, 3/8" Shank Diam, 6 Flute 82° High Speed Steel Countersink - 2-1/4" OAL, 1/8" Nose Diam, Straight Shank


Item #: 89330401
Brand: Hertel
Exact Tooling IR#: 04

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 6
Included Angle 82
Countersink Material High Speed Steel
Shank Diameter (Inch) 3/8
Overall Length (Inch) 2-1/4
Tip/Nose Diameter (Decimal Inch) 0.1250
Shank Type Straight

$42.23

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

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

Hertel - 3/16" Head Diam, 3/16" Shank Diam, 4 Flute 82° High Speed Steel Countersink - 1-1/2" OAL, Straight Shank


Item #: 89336341
Brand: Hertel
Exact Tooling IR#: 04

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) 3/16
Number of Flutes 4
Included Angle 82
Countersink Material High Speed Steel
Shank Diameter (Inch) 3/16
Overall Length (Inch) 1-1/2
Shank Type Straight

$17.30

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

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

Keo - 1/2" Head Diam, 1/4" Shank Diam, 3 Flute 90° High Speed Steel Countersink - Bright Finish, 2" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 02123321
Brand: Keo
Model #: 50129
Exact Tooling IR#: 04

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) 1/2
Number of Flutes 3
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/4
Shank Length (Inch) 1
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 45

$15.46

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

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

Hertel - 3/4" Head Diam, 1/2" Shank Diam, 6 Flute 90° High Speed Steel Countersink - 2-3/4" OAL, Straight Shank


Item #: 89330336
Brand: Hertel
Exact Tooling IR#: 04

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
Number of Flutes 6
Included Angle 90
Countersink Material High Speed Steel
Shank Diameter (Inch) 1/2
Overall Length (Inch) 2-3/4
Shank Type Straight

$56.31

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

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

Cleveland - 3/4" Head Diam, 1/2" Shank Diam, 3 Flute 82° High Speed Steel Countersink - Oxide Finish, 2-5/8" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 63780480
Brand: Cleveland
Model #: C46175
Exact Tooling IR#: 04

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) 3/4
Head Diameter (Decimal Inch) 0.7500
Number of Flutes 3
Included Angle 82
Countersink Material High Speed Steel
Countersink Finish/Coating Oxide
Shank Diameter (mm) 12.70
Shank Diameter (Decimal Inch) 0.5000
Shank Diameter (Inch) 1/2
Overall Length (Inch) 2-5/8
Overall Length (Decimal Inch) 2.6250
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 41
Material Application Carbon Steel; Cast Iron

$63.12

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

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

Magafor - 3/16" Head Diam, 3/16" Shank Diam, 1 Flute 60° Cobalt Countersink - Uncoated, 1-3/8" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 31206717
Brand: Magafor
Model #: 84422047600
Exact Tooling IR#: 04

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Uncoated tools do not feature supportive treatments on the cutting edge. They are are used at reduced speeds for general applications on nonferrous metals.
Product Specifications
Head Diameter (Inch) 3/16
Head Diameter (Decimal Inch) 0.1875
Number of Flutes 1
Included Angle 60
Countersink Material Cobalt
Countersink Finish/Coating Uncoated
Minimum Cutting Diameter (Inch) 3/64
Shank Diameter (Inch) 3/16
Maximum Cutting Diameter (Inch) 3/16
Overall Length (Inch) 1-3/8
Minimum Hole Diameter (Inch) 3/64
Maximum Hole Diameter (Inch) 3/16
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) 0.1875

$15.17

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

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

SGS - 1/8" Head Diam, 1/8" Shank Diam, 6 Flute 82° Solid Carbide Countersink - Bright Finish, 1-1/2" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 60768835
Brand: SGS
Model #: 74149
Exact Tooling IR#: 04

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 6
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
Material Application Cast Iron; Hardened Steel; High Temperature Alloys; Stainless Steel; Steel; Titanium

$16.73

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

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

DORMER - 48mm Head Diam, 15mm Shank Diam, 1 Flute 90° Cobalt Countersink - Bright Finish, 127mm OAL, Single End, Straight Shank, Right Hand Cut


Item #: 65671224
Brand: DORMER
Model #: 0109083
Exact Tooling IR#: 04

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 (mm) 48.00
Head Diameter (Decimal Inch) 1.8912
Number of Flutes 1
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating Bright
Minimum Cutting Diameter (mm) 30.00
Shank Diameter (mm) 15.00
Shank Diameter (Decimal Inch) 0.5910
Overall Length (mm) 127
Overall Length (Decimal Inch) 5.0038
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
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

$329.28

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

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