Spade
Blue-Groove drill bit point and cutting edge for fast chip removal. Wood drill bit uses double-cutting spurs that scribe the outside of the hole, reducing breakout. Flat drill bit features a large shank for added durability. Grooved hex shank helps prevent slipping in the drill chuck or bit extension. Fits most standard quick-change chucks. Micro-groove point and cutting edges with extended spurs for faster, cleaner boring action; bore 2 times faster, last 3 times longer.