Irwin SPEEDBOR Max Speed Auger Wood Drill Bit Set 6 Piece 3041006

The Speedbor Max Speed wood drill bit is designed with three cutting spurs for faster cleaner holes and reduced breakout. The full screw-point tip allows the bit to self-feed for ease of use and the tapered tri-flute design ejects wood chips faster for less binding and smoother drilling. All bits have a 1 4 quick-change shank that reduces slipping in standard chucks and is compatible with all 1 4 quick-change chucks including impact drivers. This bit set comes in a durable molded plastic case for convenient storage and portability and includes standard length bit sizes 1 2 5 8 3 4 7 8 1 and 1-1 4 ." The Fastest Speebor spade bit ever Tri-Flute design for faster chip ejection Cutting spurs have 3 cutting edges for added durability Full screw tip allows bit to self feed Grooved hex shank prevents slipping in drill chuck or bit extension