... screen safe equipment can provide safe protection during work The machine is used widely, such as engraving, drilling, cutting, side ... beveling, etc, mainly used on cutting and milling.1. Heavy-duty cutting machine, double-rail and double-side transmission. 2. Laser screen ... 9working voltageAC380V/50HzAC380/60Hz10Operation instructionG 11operation systemgeneration system engraving machine