... trade integrationMain ProductsGrinding Steel Ball, Mild Steel Ball, Casting Steel Ball, Ball Bearing, Valve Ball etc.Producing EquipmentCNC machine SHENGYU & SYX42, Milling machine COYO/ALSGS & ... in October, 2000, specializing in the production of CNC/AUTO lathe, springs, shafts, screws, stamping parts ... : http://gdsx.en.alibaba.com metal steel ball,stainless steel balls,10mm stainless steel ball