Amazon.com: Mssoomm Co2 Laser Tube 500W with 4 Tubes Length 1750mm Dia 130mm for CO2 Laser Cutter Engraver Machine and CO2 Laser Cutting Engraving Machine
500w 51 x 36 inches CAMFive Laser Fiber Metal Cutter Machine for Stainless Steel and aluminum
Macken Instruments Analog Thermopile Laser Power Meter 50-500W CO2
Amazon.com: Mssoomm Co2 Laser Tube 500W with 4 Tubes Length 1750mm Dia 130mm for CO2 Laser Cutter Engraver Machine and CO2 Laser Cutting Engraving Machine