1)Materials; Al 6061-T6 2)Cnc precision machining; 3)High precision hole need to protect 4)Delivery Time:20-30 day productive capacity: Processing material Aluminum, Carbon steel, Stainless steel,Brass, Titanium alloy,Tungsten steel ,POM, etc .Surface treatmentPolishing, Powder coating, Spraying, Anodising, Zinc Plating and etc .Heat treatment Annealing, normalizing, tempering, quenching, ...