IRWIN SPEEDBOR Tri Flute Wood Drill Bit 1/2" X 6"(3041001) (Pack of

The information below is per-pack only IRWIN SPEEDBOR drill bits use a tri-flute design for faster chip ejection and less binding This 1/2-inch drill bit has cutting spurs with 3 cutting edges for faster, cleaner holes A full screw tip allows the drill bit to self-feed for ease of drilling The grooved hex shank helps prevent slipping in the drill chuck or bit extension