Digital Control Punching Machine 1. high quality control 2. outstanding customer services 3. ... brass, bronze alloy are available.(2) Fabrication Machines: laser cutting machine,CNC shearing achine,CNC punching machines,CNC bending machines,stamping ... stamping, deep drawing , spot or seam welding, hole drilling, metal assembly (4) Surface finish : powder-coating, Zinc plating, enamel, hot-dip ...