Can Be Attached to a Drill Patented chuck tightens firmly on cable with just a quarter turn. No chance of damaging sink as there is with a thumb screw. You can take off the turning handle and attach the container to a 3/8 in. or 1/2 in. drill. Durable container can hold 35 ft. of 3/8 in. or 50 ft. of 1/2 in. or 5/16 in. cables.