We have the advanced manufacturing technology for roller cutters and a mature production line. And provide the premium quality roller cutters and accesssories to customers. The shaft roller cutters are widely used in RCD,TBM ect.It provides a max rotary efficiency of tunneling and break the rock. The good lubricating ability and metal sealed make the cutters can be used underwater.The tungsten carbideisfeasible forhard rocks,such as the sandstone,limestone,dolomites,tuffs, granites.