Eazypower 79675 1/4-Inch Keyless Chuck, 1-Pack The product is 1/4" KYLS Chuck Easy to use The product is manufactured in China Keyless Chuck for cordless scredrivers lithe the Skil twist and other screwdrivers that have a 1/4-Inch hex chuck or collet works with hand and power screwdrivers Use this tool with a handle to create a 1/4-Inch Pin Vise keyless chuck, pin vise, economical, multi purpose