... 4)40w laser tube small laser cutting machine/mini laser:Machine Introduction: 1. Mini shape, takes just a little space, can ... PLT, DXF, BMP, AI, DSF formats.5.Adopt international linear rail, more precision. Imported reflector and focus lens, not easy ... and wear resistant.Technical Parameters: Model NO.QD-4030 Mini Laser Engraving MachineWorking Area400mm(L)*300mm(W)Machine Dimension720mm*520mm ...