Irwin Speedbor MAX Speed Bits 6" Standard Length Bits 7/16" X 6" Size:7/16" X 6" tapered drill features widened flutes

tapered drill features widened flutes for drilling fast

designed for hand threading work in a variety of materials taps produce a class 2b thread

Its Shape Makes It Well Suited For Cleaning Flat Surfaces

1/4" x 18"

mandrel & pilot bit sold separately

Irwin Speedbor MAX Speed Bits 6" Standard Length Bits 7/16" X 6" Size:7/16" X 6" tapered drill features widened flutesSpeedbor MAX Speed Bits 6" Standard Length Bits Features: Three cutting spurs for faster, cleaner holes, less breakout, and extended drilling life. Full screw point tip allows bit to self feed for ease of drilling. Tapered tri flute design for faster chip ejection and less binding. 1 4" quick change shank reduces slipping in standard chucks and is compatible with all 1 4" quick change chucks, including impact drills.