Get A Grip Endeavor Tool Co. offers their Gator Grip universal sockets that are easy to use and automatically adjust to fit any shape and the sockets have 54 patented steel rods inside, each with individual springs that instantly grip nuts, bolts, hooks and according to the company, even rusted and damaged fasteners. Gator Grip fits both standard and metric nuts and bolts, square heads, thumb-screws and wing-nuts. Gator Grip sockets are available in two sizes:
ETC-120, standard model fits nuts and bolt heads 1/4" to 3/4" and 7mm to 19mm and works on any 3/8" drive ratchet.
ETC-125, larger industrial model fits nuts and bolt heads 7/16" to 1-1/4" and 11mm to 32mm and works on any +" drive ratchet.