... % original 4 all size and watt can supply metal laser welding machine Feature1 The equipment used integrated design, compact appearance, 2 ... steel, A3 steel, aluminium, copper, epoxyLaser power:A new laser power (single lamp-pumped), this power supply is made by ... customers we reply within 10 hours , make maintenance service with 72 hours .Order fulfillment process metal laser welding machine M-400Y