ATOMSTACK A5 M50 Laser Engraving Machine, 40W Machine and 5-5.5W Optical Power

ATOMSTACK A5 M50 Laser Engraving Machine, 40W Machine and 5-5.5W Optical Power, Quadruple Lens Compression Fixed Focus, Used for Cutting 20mm Wood 15mm Acrylic. Integral screw rod: The machine uses an integrated screw rod instead of a combined coupling.