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