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About Drill Bits
Compare material, finish, length class, and decimal size equivalents.
Reduced-Shank High-Speed Steel Drill Bits
Jobbers' Length | Extended Length | Standard |
Shank | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Type | Size | Drill Bit Point Type | Each | |||
Jobbers' Length | ||||||||||
Black Oxide | ||||||||||
| 25/32" | 0.7813" | 6" | 2.1" | Reduced Round | 1/2" | Standard | 2933A34 | 000000 | ||
| 25/32" | 0.7813" | 6" | 2.1" | Reduced Round/3-Flat | 1/2" | Standard | 29415A39 | 00000 | ||
Extended Length | ||||||||||
Black Oxide | ||||||||||
| 25/32" | 0.7813" | 12" | 9" | Reduced Round | 1/2" | Standard | 2464A26 | 000000 | ||
| 25/32" | 0.7813" | 18" | 12" | Reduced Round | 1/2" | Standard | 2464A56 | 000000 | ||
High-Speed Steel Drill Bits
Shank | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Type | Size | Drill Bit Point Type | Each | |||
Jobbers' Length | ||||||||||
Black Oxide | ||||||||||
| 25/32" | 0.7813" | 9 7/8" | 4.82" | Morse Taper | Morse 2 | Standard | 2929A413 | 000000 | ||
Extended Length | ||||||||||
Black Oxide | ||||||||||
| 25/32" | 0.7813" | 9 7/8" | 4.82" | Round | 25/32" | Standard | 29315A187 | 00000 | ||
| 25/32" | 0.7813" | 18" | 11.5" | Round | 25/32" | Standard | 2955A47 | 000000 | ||
Reduced-Shank Carbide-Tipped Drill Bits
Shank | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Type | Size | Drill Bit Point Type | Each | |||
Jobbers' Length | ||||||||||
Uncoated | ||||||||||
| 25/32" | 0.7813" | 6" | 2.1" | Reduced Round | 1/2" | Standard | 8871A21 | 0000000 | ||
Reduced-Shank Cobalt Steel Drill Bits
High-Speed Steel Precise-Cut Drill Bits for Wood
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Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Shank Size | Drill Bit Point Type | Each | |||
|---|---|---|---|---|---|---|---|---|---|
Uncoated | |||||||||
Round Shank | |||||||||
| 25/32" | 0.7813" | 6" | 3" | 1/2" | Brad | 2926A86 | 000000 | ||
Tight-Tolerance Water-Hardening W1 Tool Steel Rods
Dia. | Dia. Tolerance | Drill Bit Size | Fabrication | Heat Treatment | Yield Strength, psi | Mechanical Finish | Hardness | Max. Hardness After Heat Treatment | Specs. Met | 1 ft. Long | 3 ft. Long | 6 ft. Long | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.7813" | -0.001" to 0.001" | 25/32" | Hot Rolled | Annealed | 50,000 | Precision Ground | Rockwell B95 (Medium) | Rockwell C65 | ASTM A686 | 8890K21 | 000000 | 000000 | 000000 |
Helical Threaded Inserts with Installation Tools
Thread Size | Installed Lg. | Drill Bit Size | For Max. Hole Dia. | No. of Inserts Included | Includes | Each | |||
|---|---|---|---|---|---|---|---|---|---|
Pronged | |||||||||
18-8 Stainless Steel | |||||||||
| 3/4"-10 | 0.750" | 25/32" | 0.781" | 5 | Drill Bit Installation Tool Through-Hole Tap | 98356A152 | 0000000 | ||
| 3/4"-10 | 1.125" | 25/32" | 0.781" | 4 | Drill Bit Installation Tool Through-Hole Tap | 91732A319 | 000000 | ||
| 3/4"-10 | 1.500" | 25/32" | 0.781" | 5 | Drill Bit Installation Tool Through-Hole Tap | 98356A153 | 000000 | ||




























