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- Triumph Twist Drill
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- Reduced Shank - .375" ThunderBit
Reduced Shank - .375" ThunderBit
Triumph ThunderBit high performance drills are made from industrial grade high speed steel, which performs even under high heat. Unique spiral flute design improves chip ejection and coolant flow to the point. Reduced shank fits in 3/8 inch drill chucks. Heavy duty construction. 135 degree split point to avoid walking and scarring your projects.
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| Size | Decimal Equivalent | Flute Length | Overall Length | Pkg Qty | Part # |
|---|---|---|---|---|---|
| 25/64 | 0.3906 | 3-3/4 | 5-1/8 | 1 | 095125 |
| 25/64 | 0.3906 | 3-3/4 | 5-1/8 | 6 | 092125 |
| 13/32 | 0.4062 | 3-7/8 | 5-1/4 | 1 | 095126 |
| 13/32 | 0.4062 | 3-7/8 | 5-1/4 | 6 | 092126 |
| 27/64 | 0.4219 | 3-15/16 | 5-3/8 | 1 | 095127 |
| 27/64 | 0.4219 | 3-15/16 | 5-3/8 | 6 | 092127 |
| 7/16 | 0.4375 | 4-1/16 | 5-1/2 | 1 | 095128 |
| 7/16 | 0.4375 | 4-1/16 | 5-1/2 | 6 | 092128 |
| 29/64 | 0.4531 | 4-3/16 | 5-5/8 | 1 | 095129 |
| 29/64 | 0.4531 | 4-3/16 | 5-5/8 | 6 | 092129 |
| 15/32 | 0.4688 | 4-5/16 | 5-3/4 | 1 | 095130 |
| 15/32 | 0.4688 | 4-5/16 | 5-3/4 | 6 | 092130 |
| 31/64 | 0.4844 | 4-3/8 | 5-7/8 | 1 | 095131 |
| 31/64 | 0.4844 | 4-3/8 | 5-7/8 | 6 | 092131 |
| 1/2 | 0.5 | 4-1/2 | 6 | 1 | 095132 |
| 1/2 | 0.5 | 4-1/2 | 6 | 6 | 092132 |
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