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About Drill Bits
Compare material, finish, length class, and decimal size equivalents.
High-Speed Steel Drill Bits
Jobbers' Length Morse Taper Shank | Extended Length Round Shank | Standard |
Shank | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Type | Size | Drill Bit Point Type | Each | |||
Jobbers' Length | ||||||||||
Black Oxide | ||||||||||
| 17/64" | 0.2656" | 6 1/4" | 2.6" | Morse Taper | Morse 1 | Standard | 2929A335 | 000000 | ||
| 9/32" | 0.2813" | 6 1/4" | 2.57" | Morse Taper | Morse 1 | Standard | 2929A336 | 00000 | ||
Extended Length | ||||||||||
Black Oxide | ||||||||||
| 17/64" | 0.2656" | 6 1/4" | 3.47" | Round | 17/64" | Standard | 29315A134 | 00000 | ||
| 9/32" | 0.2813" | 6 1/4" | 3.45" | Round | 9/32" | Standard | 29315A135 | 00000 | ||
| G | 0.261" | 6 1/4" | 3.48" | Round | 0.261" | Standard | 3110A57 | 00000 | ||
| H | 0.266" | 6 1/4" | 3.47" | Round | 0.266" | Standard | 3110A58 | 00000 | ||
| I | 0.272" | 6 1/4" | 3.46" | Round | 0.272" | Standard | 3110A59 | 00000 | ||
| J | 0.277" | 6 1/4" | 3.46" | Round | 0.277" | Standard | 3110A61 | 00000 | ||
| K | 0.281" | 6 1/4" | 3.45" | Round | 0.281" | Standard | 3110A62 | 00000 | ||
Titanium Nitride (TiN) Coated | ||||||||||
| 17/64" | 0.2656" | 6 1/4" | 3.88" | Round | 17/64" | Standard | 28965A741 | 00000 | ||
| 9/32" | 0.2813" | 6 1/4" | 3.88" | Round | 9/32" | Standard | 28965A742 | 00000 | ||
| F | 0.257" | 6 1/4" | 3.88" | Round | 0.257" | Standard | 28965A838 | 00000 | ||
Uncoated | ||||||||||
| 17/64" | 0.2656" | 6 1/4" | 3.88" | Round | 17/64" | Standard | 2939A74 | 00000 | ||
| 9/32" | 0.2813" | 6 1/4" | 3.88" | Round | 9/32" | Standard | 2939A75 | 00000 | ||
Cobalt Steel Drill Bits
Jobbers' Length Round Shank | Jobbers' Length Morse Taper Shank |
Extended Length Round Shank | Split |
Shank | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Type | Size | Drill Bit Point Type | Each | |||
Jobbers' Length | ||||||||||
Titanium Aluminum Nitride (TiAlN) Coated | ||||||||||
| 17/32" | 0.5313" | 6 1/4" | 3.46" | Round | 17/32" | Split | 2753A156 | 0000000 | ||
Uncoated | ||||||||||
| 17/64" | 0.2656" | 6 1/4" | 3" | Morse Taper | Morse 1 | Split | 3068A211 | 00000 | ||
| 9/32" | 0.2813" | 6 1/4" | 3" | Morse Taper | Morse 1 | Split | 3068A12 | 00000 | ||
Extended Length | ||||||||||
Uncoated | ||||||||||
| 17/64" | 0.2656" | 6 1/4" | 3.34" | Round | 17/64" | Split | 3063A125 | 00000 | ||
| 9/32" | 0.2813" | 6 1/4" | 3.31" | Round | 9/32" | Split | 3063A126 | 00000 | ||
Fast-Cutting Smooth-Finish Drill Bits for Wood
Hollow-Core Cutter Arbor Adapters
Carbide-Tipped Drill Bits
High-Speed Steel Drill Bits for Wood Screws
Drill Bit Size | Decimal Size Equiv. | For Screw Size | Overall Lg. | Max. Drilling Dp. | Shank Size | Drill Bit Point Type | Each | |||
|---|---|---|---|---|---|---|---|---|---|---|
Uncoated | ||||||||||
Round Shank | ||||||||||
| 9/32" | 0.2813" | No. 16 | 6 1/4" | 3.88" | 9/32" | Standard | 30915A85 | 000000 | ||
Round-Shank Reamer Drill Bits for Taper-Pin Holes
Reamer Dia. | Lg. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
For Taper Pin No. | (A) | (B) | Flute | Overall | No. of Flutes | Flute Type | Spiral Direction | Rate of Taper | Point Angle | For Use On | Each | |||
High-Speed Steel | ||||||||||||||
| 5 | 0.2920" | 0.1983" | 4 1/2" | 6 1/4" | 2 | Spiral | Right Hand | 1:48 | 118° | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | 8831A21 | 0000000 | ||
Cobalt Steel Square End Mills
4 Flutes |
Mill | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dia. | Dia. Tolerance | Shank Dia. | Lg. of Cut | Overall Lg. | Flute Spacing | Helix Angle | For Use On | End Mill Type | Cut Style | Each | |||
Uncoated Cobalt Steel | |||||||||||||
4 Flutes | |||||||||||||
| 3/4" | 0.000" to 0.001" | 3/4" | 4" | 6 1/4" | Equal | 30° | Aluminum, Brass, Bronze, Hardened Steel, Iron, Nickel, Plastic, Stainless Steel, Steel, Titanium, Tool Steel | Center Cutting | Square | 2883A37 | 0000000 | ||
Titanium Carbon Nitride (TiCN)-Coated Cobalt Steel | |||||||||||||
4 Flutes | |||||||||||||
| 3/4" | 0.000" to 0.0015" | 3/4" | 4" | 6 1/4" | Equal | 30° | Aluminum, Brass, Bronze, Hardened Steel, Iron, Nickel, Plastic, Stainless Steel, Steel, Titanium, Tool Steel | Center Cutting | Square | 8933A72 | 000000 | ||
Fast-Cut Carbide Square End Mills
Mill Dia. | Shank Dia. | Lg. of Cut | Overall Lg. | Flute Spacing | Helix Angle | For Use On | End Mill Type | Cut Style | Each | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Titanium Aluminum Nitride (TiAlN)-Coated Carbide—4 Flutes | ||||||||||||
| 3/4" | 3/4" | 4" | 6 1/4" | Variable | 38° | Hardened Steel, Iron, Nickel, Stainless Steel, Steel, Titanium, Tool Steel | Center Cutting | Square | 8745A767 | 0000000 | ||
Fast-Cut Carbide Square End Mills for Nickel
Mill | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dia. | Dia. Tolerance | Shank Dia. | Lg. of Cut | Overall Lg. | Flute Spacing | Helix Angle | For Use On | End Mill Type | Cut Style | Each | |||
Titanium Aluminum Nitride (TiAlN)-Coated Carbide | |||||||||||||
4 Flutes | |||||||||||||
| 3/4" | -0.0020" to 0.0020" | 3/4" | 4" | 6 1/4" | Variable | 35° | Nickel | Center Cutting | Square | 29335A149 | 0000000 | ||
High-Speed Steel Square End Mills for Aluminum, Brass, and Bronze
Mill | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dia. | Dia. Tolerance | Shank Dia. | Lg. of Cut | Overall Lg. | Flute Spacing | Helix Angle | For Use On | End Mill Type | Cut Style | Each | |||
Uncoated High-Speed Steel | |||||||||||||
2 Flutes | |||||||||||||
| 3/4" | 0.000" to 0.003" | 3/4" | 4" | 6 1/4" | Equal | 38° | Aluminum, Brass, Bronze | Center Cutting | Square | 2983A41 | 000000 | ||
Roughing High-Speed Steel Square End Mills
Mill | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dia. | Dia. Tolerance | Shank Dia. | Lg. of Cut | Overall Lg. | Flute Pitch | Flute Spacing | Helix Angle | For Use On | End Mill Type | Cut Style | Each | |||
Uncoated High-Speed Steel | ||||||||||||||
5 Flutes | ||||||||||||||
| 1" | -0.005" to 0.005" | 3/4" | 4" | 6 1/4" | Coarse | Equal | 30° | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | Noncenter Cutting | Square | 8819A47 | 0000000 | ||
High-Speed Steel Square End Mills
4 Flutes |
Mill | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Dia. | Dia. Tolerance | Shank Dia. | Lg. of Cut | Overall Lg. | Flute Spacing | Helix Angle | For Use On | End Mill Type | Cut Style | Each | |||
Uncoated High-Speed Steel | |||||||||||||
4 Flutes | |||||||||||||
| 3/4" | 0.000" to 0.001" | 3/4" | 4" | 6 1/4" | Equal | 30° | Aluminum, Brass, Bronze, Iron, Plastic, Stainless Steel, Steel | Center Cutting | Square | 3056A53 | 000000 | ||
Titanium Nitride (TiN)-Coated High-Speed Steel | |||||||||||||
4 Flutes | |||||||||||||
| 3/4" | 0.000" to 0.003" | 3/4" | 4" | 6 1/4" | Equal | 30° | Aluminum, Brass, Bronze, Hardened Steel, Iron, Nickel, Stainless Steel, Steel, Tool Steel | Center Cutting | Square | 8918A36 | 00000 | ||































