Irwin 1866033 Wood Speedbor Max Drill Bit, 1/2" x 4" 3 - Way Premium hydraulic

Premium hydraulic

Torsion zone absorbs torque peaks reducing stress and the tip

and abraded glazed or metal

Watts/ Replaces : 6/60

Blue plastic coated aluminum

Irwin 1866033 Wood Speedbor Max Drill Bit, 1/2" x 4" 3 - Way Premium hydraulicHighlights: Size: 1 2" 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