... , high cutting speed, hig precision, good cutting effect.Description:Laser cutting machine can engrave many materials, such as wood block ... honeycomb (or install reamer strip)motherboard; 11, lens: original import laser lens; 12, strap: original import transmission strap; 13, wind ... 100 files.4, Automatic protection there's automatic smoke or dust-ejecting system,water cooling system, if there' s no ...