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)

Keo - 3/16" Head Diam, 3/16" Shank Diam, 6 Flute 82° Solid Carbide Countersink - Bright Finish, 2" OAL, Single End


Item #: 44839587
Brand: Keo
Model #: 55792
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) 4.76
Head Diameter (Inch) 3/16
Head Diameter (Decimal Inch) 0.1875
Number of Flutes 6
Included Angle 82
Countersink Material Solid Carbide
Countersink Finish/Coating Bright
Shank Diameter (mm) 4.76
Shank Diameter (Decimal Inch) 0.1875
Shank Diameter (Inch) 3/16
Maximum Cutting Diameter (Inch) 3/16
Overall Length (mm) 51
Overall Length (Inch) 2
Overall Length (Decimal Inch) 2.0000
Countersink Application Chamfering; Countersinking; Deburring
End Type Single

$19.08

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


Item #: 89335988
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 4
Included Angle 82
Countersink Material High Speed Steel
Shank Diameter (Inch) 3/4
Overall Length (Inch) 3-1/2
Shank Type Straight

$90.45

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 - 3/4" Head Diam, 1/2" Shank Diam, 6 Flute 60° Cobalt Countersink - TiN Finish, 2-3/4" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 84399054
Brand: Melin Tool
Model #: 18224
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.
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) 3/4
Number of Flutes 6
Included Angle 60
Countersink Material Cobalt
Countersink Finish/Coating TiN
Shank Diameter (Inch) 1/2
Overall Length (Inch) 2-3/4
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 30

$60.61

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

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

Hertel - 1/4" Head Diam, 1/4" Shank Diam, 4 Flute 120° High Speed Steel Countersink - 2" OAL, Straight Shank


Item #: 89336333
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) 1/4
Number of Flutes 4
Included Angle 120
Countersink Material High Speed Steel
Shank Diameter (Inch) 1/4
Overall Length (Inch) 2
Shank Type Straight

$25.05

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 - 1/2" Head Diam, 3/8" Shank Diam, 6 Flute 120° High Speed Steel Countersink - TiN Finish, 2" OAL


Item #: 92247915
Brand: M.A. Ford
Model #: 79T050006
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
Head Diameter (Inch) 1/2
Head Diameter (Decimal Inch) 0.5000
Number of Flutes 6
Included Angle 120
Countersink Material High Speed Steel
Countersink Finish/Coating TiN
Minimum Cutting Diameter (Inch) 0.1500
Shank Diameter (Decimal Inch) 0.3750
Shank Diameter (Inch) 3/8
Maximum Cutting Diameter (Inch) 1/2
Overall Length (Inch) 2
Overall Length (Decimal Inch) 2.0000
Countersink Application Countersinking

$25.50

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


Item #: 57818288
Brand: Melin Tool
Model #: 18799
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) 3/4
Head Diameter (Decimal Inch) 0.7500
Number of Flutes 4
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Decimal Inch) 0.7500
Shank Diameter (Inch) 3/4
Maximum Cutting Diameter (Inch) 3/4
Overall Length (Inch) 4
Overall Length (Decimal Inch) 4.0000
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

$64.26

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

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

Sandvik Coromant - 1 Flute Polycrystalline Diamond Countersink - Uncoated, 37mm OAL, Right Hand Cut


Item #: 49572522
Brand: Sandvik Coromant
Model #: 6010900
Exact Tooling IR#: 04

Features and Benefits

Polycrystalline diamond (PCD) brazed solid carbide is composed of synthetic diamond crystals brazed onto a carbide shank. It is commonly used in high-speed applications on nonferrous materials.
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
Number of Flutes 1
Countersink Material Polycrystalline Diamond
Countersink Finish/Coating Uncoated
Overall Length (mm) 37
Overall Length (Decimal Inch) 1.4402
Countersink Application Countersinking
Attachment Method Threaded Shank
Thread Size 1/4-28
Cutting Direction Right Hand
Maximum Cutting Diameter (Decimal Inch) 0.2178

$493.96

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

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

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


Item #: 57785826
Brand: Irwin
Model #: 1877715
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 5
Included Angle 82
Countersink Material High Speed Steel
Countersink Finish/Coating Oxide
Shank Diameter (Decimal Inch) 0.2500
Shank Diameter (Inch) 1/4
Maximum Cutting Diameter (Inch) 3/8
Overall Length (Inch) 1-5/8
Overall Length (Decimal Inch) 1.6250
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Material Application Metals; Plastics; Wood

$18.31

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


Item #: 89340608
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 1
Included Angle 90
Countersink Material High Speed Steel
Shank Diameter (Inch) 3/4
Overall Length (Inch) 3-1/2
Shank Type Straight

$65.50

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


Item #: 57828907
Brand: Melin Tool
Model #: 18064
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) 1/4
Head Diameter (Decimal Inch) 0.2500
Number of Flutes 6
Included Angle 60
Countersink Material High Speed Steel
Countersink Finish/Coating Oxide
Shank Diameter (Decimal Inch) 0.2500
Shank Diameter (Inch) 1/4
Maximum Cutting Diameter (Inch) 1/4
Overall Length (Inch) 2
Overall Length (Decimal Inch) 2.0000
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
Material Application Cast Iron; Hardened Steel; Non-Ferrous Metals; Steel

$12.49

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 - Bright Finish, 45mm OAL, Single End, Straight Shank, Right Hand Cut


Item #: 65671695
Brand: DORMER
Model #: 0108482
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
Number of Flutes 3
Included Angle 60
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Minimum Cutting Diameter (mm) 1.60
Shank Diameter (mm) 5.00
Shank Diameter (Decimal Inch) 0.1970
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; Free Machining Stainless Steel; Hardened Steel; Magnesium; Nickel; Nickel Alloy
Material Application2 Stainless Steel; Steel; Structural Steel; Thermoplastics; Thermosetting Plastics; Titanium; Titanium Alloy

$43.89

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

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

DORMER - 3 Flute 90° High Speed Steel Countersink - TiN Finish, 106mm OAL, Single End, Morse Taper Shank, Right Hand Cut


Item #: 65671018
Brand: DORMER
Model #: 0109502
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 90
Countersink Material High Speed Steel
Countersink Finish/Coating TiN
Minimum Cutting Diameter (mm) 3.80
Overall Length (mm) 106
Overall Length (Decimal Inch) 4.1764
Countersink Application Countersinking
End Type Single
Shank Type Morse Taper
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

$221.78

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 - 5/8" Head Diam, 1/4" Shank Diam, 1 Flute 60° High Speed Steel Countersink - Bright Finish, 2-1/4" OAL, 0.06" Nose Diam, Single End, Straight Shank, Right Hand Cut


Item #: 01050400
Brand: M.A. Ford
Model #: 61062501
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
Number of Flutes 1
Included Angle 60
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/4
Overall Length (Inch) 2-1/4
Tip/Nose Diameter (Decimal Inch) 0.0600
Countersink Application Chamfering; Countersinking; Deburring
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 30
Material Application Alloy Steel; Aluminum; Brass; Cast Iron; High Nickel Steel; High Tensile Steel; Magnesium; Magnesium Alloy; Mild Steel; Monel; Plastics; Stainless Steel

$20.99

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

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

Hertel - 1/4" Head Diam, 1/4" Shank Diam, 1 Flute 60° Solid Carbide Countersink - 2" OAL, Straight Shank


Item #: 89334304
Brand: Hertel
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.
Product Specifications
Head Diameter (Inch) 1/4
Number of Flutes 1
Included Angle 60
Countersink Material Solid Carbide
Shank Diameter (Inch) 1/4
Overall Length (Inch) 2
Shank Type Straight

$52.16

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

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

Magafor - 1/8" Head Diam, 1/8" Shank Diam, 1 Flute 90° Cobalt Countersink - Uncoated, 1-1/4" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 31206741
Brand: Magafor
Model #: 84421031700
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) 1/8
Head Diameter (Decimal Inch) 0.1250
Number of Flutes 1
Included Angle 90
Countersink Material Cobalt
Countersink Finish/Coating Uncoated
Minimum Cutting Diameter (Inch) 1/32
Shank Diameter (Inch) 1/8
Maximum Cutting Diameter (Inch) 1/8
Overall Length (Inch) 1-1/4
Minimum Hole Diameter (Inch) 1/32
Maximum Hole Diameter (Inch) 1/8
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) 0.1250

$14.47

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

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

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


Item #: 88236187
Brand: Keo
Model #: 52308
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) 2
Number of Flutes 3
Included Angle 82
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Inch) 3/4
Shank Length (Inch) 1-1/4
Overall Length (Inch) 3-1/4
Countersink Application Countersinking
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 41

$261.23

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

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

Walter-Titex - 20.5mm Head Diam, 10mm Shank Diam, 3 Flute 90° High Speed Steel Countersink - Bright Finish, 63mm OAL, Single End, Straight Shank, Right Hand Cut


Item #: 51853752
Brand: Walter-Titex
Model #: 5071399
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 (mm) 20.50
Head Diameter (Decimal Inch) 0.8071
Number of Flutes 3
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Minimum Cutting Diameter (mm) 3.50
Shank Diameter (mm) 10.00
Shank Diameter (Decimal Inch) 0.3937
Overall Length (mm) 63
Overall Length (Decimal Inch) 2.4803
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
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

$32.34

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, 4 Flute 82° Solid Carbide Countersink - 2-11/16" OAL, Straight Shank


Item #: 89348924
Brand: Hertel
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.
Product Specifications
Head Diameter (Inch) 3/4
Number of Flutes 4
Included Angle 82
Countersink Material Solid Carbide
Shank Diameter (Inch) 1/2
Overall Length (Inch) 2-11/16
Shank Type Straight

$148.68

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

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

Weldon - 7/16" Head Diam, 1/4" Shank Diam, 90° High Speed Steel Countersink - Bright Finish, 1-11/16" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 02541522
Brand: Weldon
Model #: DB-14
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) 7/16
Included Angle 90
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/4
Overall Length (Inch) 1-11/16
Countersink Application Deburring
Head Length (Inch) 13/16
Minimum Hole Diameter (Inch) 5/32
Maximum Hole Diameter (Inch) 13/32
End Type Single
Shank Type Straight
Includes Pilot No
Countersink Head Only No
Cutting Direction Right Hand
Centerline Angle 45

$23.13

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" Head Diam, 1/2" Shank Diam, 1 Flute 100° High Speed Steel Countersink - Bright Finish, 2-3/4" OAL, Single End, Straight Shank, Right Hand Cut


Item #: 72453640
Brand: Keo
Model #: 53100
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
Number of Flutes 1
Included Angle 100
Countersink Material High Speed Steel
Countersink Finish/Coating Bright
Shank Diameter (Inch) 1/2
Shank Length (Inch) 1-1/4
Overall Length (Inch) 2-3/4
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

$47.93

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

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