... manufacturer 3.Export to JP 4.ISO9001:2008 Steel machined welding box we are just a factory in Wuxi, China, ... : 0.002mm 6.Angle clearance:R0.03mm Item Steel machined welding box Material Steel ,Stainless steel, Iron ,Aluminum, Brass and ... , CNC milling machine , Milling machine , Grinding machine , Tapping machine , Thread rolling machine , Drilling machine, Stamping machine and etc.Quantity control ...