Raytools Original product Modular design with easy maintenance. Dual water cooling circuits. Auto focus to reduce human intervention and improve piercing and cutting efficiency. 3 Cover glasses (top, middle and bottom) to protect collimation & focus lens. IP65 class dustproof, patented cover glass cover plate. All-around dust prevention. Model Specifications:BM111/BM114S/BM110/BM06K/BD08K
