... d Precision stainless steel fittings1.Material: Copper ,brass,steel, stainless steel,AluminumThe machined parts can be use other material according to customers' requirementssuch as carbon steel,stainless steel,aluminum ... & aluminum alloy, brass, etc.2.Process:CNC lathe works , turning ,finish machining3.Major product:precsion machined steel parts, investment castings, ...