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About Drill Bits
Compare material, finish, length class, and decimal size equivalents.
Reduced-Shank High-Speed Steel Drill Bits
Shank | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Type | Size | Drill Bit Point Type | Mfr. | Each | |||
Jobbers' Length | |||||||||||
Black Oxide | |||||||||||
| 23/32" | 0.7188" | 6" | 2.1" | Reduced Round | 1/2" | Standard | Chicago-Latrobe | 2933A32 | 000000 | ||
| 23/32" | 0.7188" | 6" | 2.1" | Reduced Round/3-Flat | 1/2" | Split | Viking Norseman Drill | 2905A25 | 00000 | ||
Extended Length | |||||||||||
Black Oxide | |||||||||||
| 23/32" | 0.7188" | 12" | 9" | Reduced Round | 1/2" | Standard | Republic Drill | 2464A22 | 000000 | ||
| 23/32" | 0.7188" | 18" | 12" | Reduced Round | 1/2" | Standard | Republic Drill | 2464A52 | 000000 | ||
High-Speed Steel Drill Bits
Shank | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Type | Size | Drill Bit Point Type | Mfr. | Each | |||
Jobbers' Length | |||||||||||
Black Oxide | |||||||||||
| 23/32" | 0.7188" | 9 1/2" | 4.54" | Morse Taper | Morse 2 | Standard | Chicago-Latrobe | 2929A394 | 000000 | ||
Short Length | |||||||||||
Uncoated | |||||||||||
| 23/32" | 0.7188" | 4 3/4" | 1.92" | Round | 23/32" | Standard | Chicago-Latrobe | 8947A254 | 00000 | ||
Extended Length | |||||||||||
Black Oxide | |||||||||||
| 23/32" | 0.7188" | 9 1/2" | 4.54" | Round | 23/32" | Standard | Chicago-Latrobe | 29315A183 | 00000 | ||
| 23/32" | 0.7188" | 12" | 7.56" | Round | 23/32" | Standard | Dormer Pramet | 2939A53 | 00000 | ||
Reduced-Shank Carbide-Tipped Drill Bits
Shank | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Type | Size | Drill Bit Point Type | Mfr. | Each | |||
Jobbers' Length | |||||||||||
Uncoated | |||||||||||
| 23/32" | 0.7188" | 6" | 2.1" | Reduced Round | 1/2" | Standard | Rock River Tool | 8871A18 | 0000000 | ||
Reduced-Shank Cobalt Steel Drill Bits
Jobbers' Length | Split |
Carbide-Tipped Drill Bits
Shank | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Drill Bit Size | Decimal Size Equiv. | Overall Lg. | Max. Drilling Dp. | Type | Size | Drill Bit Point Type | Mfr. | Each | |||
Extended Length | |||||||||||
Uncoated | |||||||||||
| 23/32" | 0.7188" | 9 1/2" | 4.55" | Round | 23/32" | Standard | ICS | 29465A53 | 000000 | ||
Depth-Limiting Drill Stops
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For Drill Bit Size | For Drill Bit Size Decimal Equiv. | Overall Lg. | OD | Hex Key Size for Set Screw | Material | Each | |||
|---|---|---|---|---|---|---|---|---|---|
For Inch Drill Bits | |||||||||
| 23/32" | 0.7188" | 1 1/8" | 1 1/8" | 5/32" | Steel | 8865A248 | 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 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0.7188" | -0.001" to 0.001" | 23/32" | Hot Rolled | Annealed | 50,000 | Precision Ground | Rockwell B95 (Medium) | Rockwell C65 | ASTM A686 | 8890K17 | 000000 | 000000 | 000000 |



























