... : 0.5~20ton Dia of load chain:6mm,8mm,10mm HS-C Series Chain Block Capacity: 0.5~20tonDia of load ... , polishing,blackened,pained,plastic coating,hot-dipped galvanized,electro galvanized,PVC coated or as you required.Grade:G30,G43,G70,G80 ... ,Yumetal staffs warmly welcome customers from all over the world. HS-C Series Chain Block