IRWIN SPEEDBOR Wood Boring Spade Bits
- 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
- Grooved hex shank prevents slipping in drill chuck or bit extension
- Fits all standard quick change chucks
IRWIN SPEEDBOR Wood Bit Extension 99601
- Available in 6″ and 12″ lengths
- Not for use with quick change woodboring bits
- Contact Heavy Maintenance Supply 205-384-5284 for more information