【Refurbished】ATOMSTACK M4 Infrared Laser Marking Machine 2 in 1 Laser Engraver Machine

What is the refurbished machines and accessories?A refurbished machine or accessory will be assembled and installed by different parts from different machines and accessories. If the parts used to assemble are from different colored machines and accessories, the refurbished one may look in many colors. But we could assure you that all refurbished products work as perfectly as the new one.Responsibility If you place an order with refurbished machines or accessories, that means you accept the above facts, we won't accept the request of refund and return by above reasons. Note: Refurbished products aren't allowed to be returned and exchanged. Specifications: Product model ATOMSTACK M4 Engraving size 70*70mm/2.75*2.75"  Engraving material common metals and alloys (all metals such as iron, copper, aluminum, magnesium, zinc, etc.), rare metals and alloys (gold, silver, titanium), metal oxides (all kinds of metal oxides are acceptable), special surface treatment (phosphating, aluminum