materials:Low carbon steel,Stainless steel Galvanized sheet,alu. CNC SERVICES surface:polishing spray high quality,+/-0.1m sheet metal processing 1. High quality steel plate 2. Precision punch press machine. 3. Professional assembly abilitysheet metal processingOur features: 1) Equipment: We own Stamping machines, Hydraulic press machines, Auto-Turning machines, CNC-Turning machines, Milling ...