... .The most advanced test equipments to ensure the quality.6.Price are strictly based on your design ... your requirements. Materialsteel, stainless steel, Invar, carbon steel, free cutting steel, aluminum, brass, copper, alloy, etcFinishPlating, Oxidation, Blasting, ... by QC and engineers.4.Our goal: Quality First, Competitive Prices and Perfect Services High quality Custom various material cnc machining