Bosch 2-1/8 in. Black Oxide Self-Feeding Auger Bit

These Bosch bits are designed for the professional plumber and electrician who needs to make large, rough holes in wood. Bosch, the #1 power tool accessory company in the world, invests in research and development and we listen to our customers. This leads to innovation that provides and enhances performance on the jobsite. Better accessories, better results.

• 7/16 in. hex shank for reduced slippage (3 in. and larger 3-flat shank)
• Chip lifters and spurs that can be re-sharpened to maximize bit life
• Deep cutter gullets prevent stalling and provide smoother drilling
• Cleaner exit holes
• Replaceable threaded tip and hex key included
• Replaceable blades (extra blade included) are optimal for professionals seeking to eliminate downtime and increase productivity
• Includes: (1) 2-1/8 in. self-feed drill bit