The IRWIN® SPEEDBOR® 1/2-inch x 6-inch Woodboring Spade Drill Bit features a patented BLUE-GROOVE™ point and chamfered cutting edges for faster chip removal and increased durability. The bit is designed for use with carpentry, electrical, and plumbing applications. This BLUE-GROOVE™ bit is impact rated for longer life and the 1/4-inch hex shank allows you to use it in impact drivers as well as drill/drivers for added versatility.

Features:

Chamfered cutting edges for increased durability and longer life

Optimized point tip to help minimize splintering and control speed

Reinforced shank for fast speeds and aggressive cut

Patented Blue-Groove™ design for fast chip removal

Fast, clean holes with reduced "break out" when through-hole drilling

For use with carpentry, electrical, and plumbing

Thicker cutting edge for longer drilling life