... works , turning ,finish machining3.Major product:precsion machined steel parts, investment castings,forged shafts,transmission components,gear & worms, ... screwed connectionhigh accuracy ss parts,sheet metal stamping parts,etc.4.Featureshigh precision ,quality,and competitive pricecustomerized ... ASTM,BS,GBOthercustomisized designs are available Precision CNC mechanical parts