... quality 4.competitve price Precision turned copper parts,brass fittings1.Material: Copper ,brassThe machined parts can ... 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,forged shafts,transmission components,gear & worms,screwed connectionhigh accuracy ...