Extra-Long SPEEDBOR Flat Bit 1/2 in. X 16 in.

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 Not for use with bit extensions