... smooth grinder,aprilia,cnc machine,cnc milling machine,cylinderical grinder,wire-electrode cutting machine,instrument lathe,driller,cnc welding machine ... and ganrantee quality,the price is reasonable Material,(copperD,aluminium,stainless steel,white steel,iron,alloy availible)Specification,D600*H70 ... ,0.004mm by iron and aluminium,0.006mm by stainless steel and copperDrawings,1.It is better you can ...