... 304Moodel: GPM-015 steel machiningGoodwill Precision Machinery (Dongguan) Co.,Ltd is a professional factory which in high precision machining/processing ... Materials:stainless steel, alloy steel ,brass, bronze, copper, aluminum, plastic, or customer specified. 3.Finishes: Anodizing, Electroplating, Polishing, Powder ... photos:GPM-015 Aluminum Machining Photos: Customized Precision Plastic Machining