Thin Wrenches work where nothing else will. Perfect for shift linkages, motorcycle and bicycle work and other low torque hardware. Made of plated high strength alloy steel. Includes 7 pieces: 3/8in. x 7/16in., 1/2in. x 9/16in., 5/8in. x 11/16in., 3/4in. x 13/16in., 7/8in. x 15/16in., 1in. x 11/16in., 11/8in. x 11/4in.. Limited lifetime manufacturer's warranty. Imported.