parts for Putzmeister: "7" tungsten carbide cutting ring from China Carbide Base----Zhuzhou better material, better price We, ... . 1. Tungsten carbide wear plate and wear ring(normal T.C. type and 7 shape T.C. type)Fitting to Putzmeister, Schwing ... and hardened) , elbow(welding& casting), reducer, rubber seal, pistons, intermiate ring, swing lever etc We can also make the parts by ...