This hammer provides 9 excellent choices in interchangeable hammer heads. It includes 4 steel heads with various textures, as well as a flat head brass, and flat rubber head. Also included are slightly convex shaped steel, brass, and nylon heads. What a great variety! The solid wood handle is ergonomically shaped for a comfortable grip, whichever head you choose. * This hammer is 10-1/4 inches long, and weighs 7.1 ounces * Each end unscrews easily, and the interchangeable heads install just as easily * 5 steel heads included, 4 with various textures, and one with slightly convex shape * Two brass heads are included- one is flat, and the other is slightly convex in shape * One flat rubber head, and one slightly convex nylon head for a more gentle touch