... :Easy to process4.Can provide the designprecision machining turned parts/steel1) material:steelaluminum/bar/aluminium ... design, mould seat, template, mechanical fittings, nc machining precision partsSuitable materialsSteel mold, HSS, tool steels,Carbon ... , conventional lathe machine, milling machine, drilling machining, EDM, wire cutting machineSurface treatmentHeat treatment, polishing, PVD/CVD coating ...