... punching/forming, rotary bending, stamping, robotic & manual welding.sheet metal fabrication 1.laser cutting2.CNC shearing,punching,bending3 ... aluminum alloy, red copper, brassare availableusage:used in electric equipment or factory warehousematerials: steel, stainless steel, aluminum, etc. ... : stamping, deep drawing , spot or seam welding are available .Equipment: We own laser machine 2 sets, CNC ...