Allows you to effortlessly hold round-shank drill bits from 0.8mm to 10mm (0.03-0.39") securely. Chuck Size Thread: 3/8"-24UNF. With 1/4" Hex Chuck Adapter. Converts a cordless power screwdriver into a drill or grinder in seconds.
0.8-10mm Keyless Drill Chuck Adapter 3/8-24UNF Mount Thread Impact Chuck Convert
3/8-24UNF Keyless Drill Chuck Screwdriver to Drill Converter Conversion Tool
