... company can provide custom made precision mechanical parts:CNC machining precision parts, turning parts, milling parts Features:1) ... , brass or aluminum etc.2) Main equipment: CNC machining center, CNC lathe, automatic lathe, CNC grinder, thread ... (quadratic elements), ,roughness tester, hardness tester, concentricity tester,micro meter, calipers, etc4) Surface treatment: polishing, zinc plating, ...