Stahlwille 58611034 9/16" Open End Insert Tool - 9mm x 12mm Mount

9/16" open ended insert tool for torque wrenches with a 9mm x 12mm rectangular drive.Fixes to the torque wrench by a security pin.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.