... specify.3.Software for drawing is Solidworks,CAD,PDF,UG,Pro/E.4.Further machining work:turning,milling,grinding,drilling and ... threading.5.We have passed ISO 9001:2000 and is applying for TS 16949.6 ... sealing package,high quality carbon steel and alloy steel for cylinders, high frequency quenching and tempering material for pistons. wax for lost wax foundry