Irwin 88824 IRWIN SPEEDBOR Standard-Length Spade Drill Bit, 1-1/2-Inch x 6-Inch length (88824)

Irwin 88824 Speedbor. 1-1/2 x 6 Standard Length Spade Bit. 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.