Irwin 1866037 Wood Speedbor Max Drill Bit, 1" x 4" Ridge Powder coated to withstand the

Powder coated to withstand the elements

restartable up to 30 days

Length - 7-1/2"

Jaws are selected straight grain seasoned hard maple

Includes: (2) OPP Tape Rolls

Irwin 1866037 Wood Speedbor Max Drill Bit, 1" x 4" Ridge Powder coated to withstand theHighlights: Size: 1" x 4" 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. Ideal for holes up to 2" deep Six times faster than standard spade