The new Crescent Bolt Biter impact nut driver and extractor is the ultimate tool for driving and extracting hex head fasteners of any condition, whether new, worn, rounded, rusted, or damaged. The revolutionary tapered socket design engages with the fastener on the first try and eliminates the frustration of working with old or damaged fasteners.
- Bi-directional design for driving and removing new and worn bolts 
- Strong magnet for holding fasteners securely in place 
- Tapered entry allows socket to easily seat on fasteners of any condition 
- 1/4in hex shank is compatible with impact drivers and drills 
- Up to 50x longer life in high torque impact applications 
- High-visibility laser etched markings provide quick size identification 
- Black oxide finish to resist corrosion 
- Included: (1) 1/2in Bolt Biter Impact Nut Driver and Extractor