Product name: CNC Machining parts  steel parts Material: Aluminum 6061/6063/6082, Aluminum 7072/7075, Stainless steel 304, stainless steel 316, carbon steel Q235, 45#steel, ASTM A36. Alloy steel 40Cr, 35CrMo, 42CrMo, Cast iron, cast steel, cast aluminum. Production process: CNC milling, CNC turning, grinding, drilling, cutting, boring Unit Weight: 0.5kg-1000kg, 1lbs-2000lbs Size scope: 5~5000mm, 0.2~200 inch Best Tolerance: Surface roughness: Ra0.8 linear dimension: 0.01mm Flatness: 0.02mm Concentricity: 0.02mm Parallelism: 0.02mm Perpendicularity: 0.02mm Custom style or not: Yes Production facility: 5 axis horizontal machining center: 2 sets 4 axis horizontal machining center: 4 sets 4 axis vertical machining center: 4 sets 3 axis vertical machining center: 10 sets CNC turning machine: 18 sets Surface grinding machine: 6 sets Honing grinding machine: 4 sets CMM inspection: 2 sets Available service: Design optimization, OEM, casting, forging, stamping welding, heat treatment, Painting, powder coating, electroless nickel plating. Zinc Plating, E-coating. HDG, hot galvanizing, assembling Packing: Carton, plywood cases, pallets Certificate: ISO9001:2008 Inspection report: Dimension report. Material report including chemical contents, tensile strength, yield strength and hardness. X-ray test report, Ultrasonic test report and Magnetic particle test available upon request.