Irwin 3/8 in. Dia. x 18 in. L Steel Bell Hanger Bit Straight Shank 1 pc.

Irwin Straight Shank Wood Installer Bits feature an 82 degree point for fast, smooth drilling in wood. These bits are made with a hole in the flute for easy wire pulling through walls, ceilings and floors. They have a 3 flatted shank to prevent slipping in drill chucks and the shank also includes a hole for wire pulling. Plus, they are made from premium high carbon steel for extended drilling life in wood.
For installing all types of small wire in homes, offices, garages, etc.
Special 82 degree point for fast boring
Hole in flute (head) makes it easy to pull wires through hole in wall
Boring action is faster, smoother, cleaner in plaster, metal lath, most every material encountered in wiring installations
Special flute finishing process assures quick chip removal, no clogging, no binding
Longer flute section for deeper boring
Made of premium quality 100 carbon bearing steel
Regular head type
Electric drill shank
18 in. length