The Easy Crank Winch Socket Attaches to an Ordinary Drill - Just as a normal socket does. You Basically Attached it to your Drill and follow the video instructions. Very simple design - each is shipped with basic instructions. See video below for detailed operation. The introductory cost will be $49.95 plus $9.95 shipping and handling. Please Click Order and Buy Now OR Text or Call to order! -- Now available for boat lifts and trailers!