Single Point Hook, Fastening Method Screw In, Points per Hook 1, Number of Hooks 1, Basic Hook Material Steel, Hook Finish Brass, Hook Height 1/4 in, Hook Base Width 1/4 in, Projection 1/2 in, Brass, Thread Size Not Applicable, Weight 1.3, Thread Length 1/2 in, Includes Not Applicable, Mounting Screw-In, Overall Length 3/4 in, Package Quantity 20 These shoulder hooks feature steel construction with a brass finish.