- Double cutting spurs scribe the outside of the hole, reducing breakout
- Thicker cutting edge for longer drilling life
- Patented Blue Groove point and cutting edge for faster chip removal
- Larger shank for durability
- Quick change shank fits all standard 1/4" quick change chucks
Speedbor® Blue Groove's cutting edge technology incorporates true "cutting edges" that glide through the wood versus scraping its way through.
Its Blue-Groove point and cutting edge cuts the wood up to 4X faster.