Driak Keyless Drill Chuck Collet Conversion Adapter 2.35mm Shaft Capacity 0-1/8" Keyless Drill Chuck Collet Conversion Adapter 2.35mm Shaft Capacity 0-1/8" Quick-change hex shank for instant swaps Keyless chuck finger-tightens for easy bit changes 2.35mm shaft Fits all chucks, for Dremel Electric Grinder For Dremel Electric Grinder Rotary Tool