Ideal Accessor: 1/4-inch hex shank snaps easily into the power screwdriver
General hexagon handle input connection rod from 0.3mm to 3.6mm, 0.3mm to 6.5mm
Easily the locks and releases drill bits, quickly convert your quick change hex shank driver unto a drill
Material : It's made of high quality metal
Wide Range of Applications: Drill chucks have various specifications and can be adapted to most drills and cordless power screwdrivers; They can be applied in car, garages, warehouses, offices, homes, etc