Irwin Speedbor MAX Speed Bits 6" Standard Length Bits 1-3/8" X 6" Brand_MetalTech Naturally insect and disease resistant

Naturally insect and disease resistant

For more than 75 years

4 degrees of arc swing

and tree care industries

Made in the USA

Irwin Speedbor MAX Speed Bits 6" Standard Length Bits 1-3/8" X 6" Brand_MetalTech Naturally insect and disease resistantSpeedbor 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.