Stahlwille 58214016 16mm Open End Insert Tool - 14mm x 18mm Mount

16mm open ended insert tool for torque wrenches with a 14mm x 18mm rectangular drive.Features a hex profile.Made from nickel which has been drop forged, then hardened and cooled in an oil bath before getting a chrome plating, making this open end torque wrench insert tool durable and chip resistant.