【Refurbished】AtomStack A5 M40 CNC Laser Engraver 410X400mm for Wood MetalWhat are the AtomStack refurbished machines and accessories? Undergoes full functionality testing, where any defective modules are replaced; Is put through a thorough cleaning and inspection process; Is repackaged (including appropriate manuals, and parts); Undergoes the same basic testing procedures and is assessed with the same technical guidelines as new AtomStack products; Some of the refurbished products may have slight signs of wear, which will