... 2.save time and tube cost 3,run-through body design 4,CE,FDA Double-head Laser engraving machine RJ1612RJ ... such as wood, bamboo, acrylic, organic glass, crystal, plastic,double-color board, marble, ceramic, glass, horn, paper, rubber ... a high precision engraving laser tube and a high power cutting laser tube, this Double-head Laser Machine could be ... 2)servo control system(option)(3)double-head(1)(2)(3)