Anytime Tools 1/4" MINI Snap In Hex Shank KEYLESS COLLET DRILL CHUCK
Special Chuck Fits Cordless Screwdrivers for Slow Speed Drilling. Also works as an adapter for your oversized drill chuck, quickly converting it for precise drilling with micro size bits.Features:Drop forged steel1/4" easy snap-in hex shankEasily locks onto and releases drill bitsAllows hex drive power tools to use conventional drill bits