Universal Electric Grinding Chuck Jaw 1/4" Keyless Drill Bit Chuck Hex Shank

100% new and of high quality , conversion multi function electrical mill chuck. Easy to use, wide clamping range, durable. When installing the cartridge, first tighten then loosen a bit to adjust to parallel jaw, and finally install the drill, so you can jump to a minimum. 

• Keyless chuck finger-tightens for easy bit changes, Easy to use and install 
• Unlimited Use in Automotives, Garages, Warehouses, Offices, Homes etc.
• Instantly convert impact driver to hold non-quick change drill & driver bits

Warranty;