【Refurbished】ATOMSTACK R3 Pro Laser Rotary Roller Set Engraving Module for Cylindrical Object Cans Sculpture

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. Features: 1. The diameter is adjustable in 8 gears, and the engraving diameter is as small as 4mm/0.16".2. Concentric design, free to adjust the timing belt.3. All metal structure, safe and stable.4. Closed design, the motor is not exposed, which is safer.5. Roller protruding design, barrier-free, the length of the engraving is not limited.  6. One-p