Wrench item:TC-68B Material:40Cr Total Length:330mm Trans-Speed ratio:1:68 Maximum safe output:6800N/M Packge:4pcs/Carton Package Weight:34kg We professionally produce all kinds of Labor Saving Wrench (Tyre Wrench, Tire wrench). We provide a wide variety of automotive tools, automotive tool kits: Made from high quality steel. Labor Saving Wrench is a newly designed wheel wrench for truck tires or car tires by using less labor to reach a sufficient output torque.