... Item NO. mechanical partsMaterialsIron, aluminum, steel, copper, plastic, carbon steel, nylon, bronze, solder alloy, HSS, tool steels, ... roughness tester, hardness tester and so on.Minimum order quantitynegotiableDelivery7-15 days after T/T 50% depositPaymentT/T ... , automobile, electric appliance, and other industries.Min order and sample order is acceptable.Machining service as per your requests and ...