... efficiency 2.Welding firmly. 3.Long service life 4.Large welding depth, 5.Factory price High quality laser mould welder for mould repairLaser ... alloy steels,stainless steel,carbon steel,nickel tool steel,high grade steel,steel alloy,high tenacity aluminum alloy,etc.Parameters ModelSW-MW200 ... wire diameter 0.1~0.8mm cooling system waterMachine High quality laser mould welder for mould repair