✦ CR-MO steel with black bronzed surface

✦ for loosening damaged screws and nuts

✦ suitable for impact wrenches

✦ The innovative spiral profile digs itself
　into the head of a damaged screw/nut and
　thereby allows to loosen it securely

✦ sizes: 17-19-21-22 mm x 50mmL

✦ 1-straight rod: 8mm(dia.) x 80mmL