SPEEDBOR® spade drill bits have a blue-groove point and cutting edge for faster chip removal. Its double cutting spurs etch the outside of the hole reducing breakout. Grooved hex shank prevents slipping in drill chuck or bit extension. Case includes a full length metal hinge pin for maximum durability and long life and bit identification is simple with easy to read size markings. Fits all standard quick-change chucks.
IRWIN® Drill Bit Set, 1/4 in Minimum Drill Bit, HSS, 8 Piece
| Material | : | HSS |
| Minimum Drill Bit Size | : | 1/4 in |
| Number of Pieces | : | 8 |
- Patented blue-groove point and cutting edge for faster chip removal - 4x faster than standard spade bits
- Double cutting spurs scribe the outside of the hole reducing breakout
- 10% larger shank for added durability
- Fits all standard quick-change chucks
- 1/4 in quick-change chucks
Specification Sheet