... precision&competitive price 4.According customized d Precision stainless steel fittings1.Material: Copper ,brass,steel, stainless steel,AluminumThe machined parts can be use other material ... 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 ...