... Materials:stainless steel, alloy steel ,brass, bronze, copper, aluminum, plastic, or customer specified. 3.Finishes: Anodizing, Electroplating, Polishing, Powder ... every step; 100% inspection before shipment by micrometer, height gauge, projector measuring machine, coordinate measuring machine(CMM), ect.Any ... machining photos:GPM-015 Aluminum Machining Photos: Customized Precision Plastic Machining