1.Double sanders 2.belt machine 3.polishing machine Type STM100-A Brand KSM Input power supply voltage 380V ... of metal grinding and polishing 1, the local raw materials and semi-finished products are used by top material. 2, the machine is ... process, a machine. 4, Ma wheels, cloth wheel with the use of the machine, but a mirror surface of metal, matte, drawing, polishing, etc. polishing machine