... , low noise,stable function laser cutting machine for mother of pearlFeatuer:High accuracy,swift speed,no pollution,low noise,stable ... laser cutting machine is widely applide in various kinds of metal and non-metal,such as stainless steel,carbon steel,alloy steel, ... spring steel,copper plate,aluminium plate,other metal plates and pipesTechnical Parameters:Max.Outout Power: 200W/400W/ ...