ITEM NAME:0.3-6.5mm Keyless Drill Chuck Screwdriver Driver Adaptor Hex Shank Drill Bits Z a.imagelink a:hover.imagelink {color:#174d96;.Convert 1/4 "Hex Shank Screwdriver into a Drill. • Allows hex drive power tools to use conventional drill bits. Use This Chuck to Convert Any cordless Screwdriver into a drill or grinder. • Easily locks onto and releases drill bits.