Buy OLM3 20W, get 3 free accessories (Choose from bundle) OLM3 10W save up to $270: OALM3 Upgrade the optical power to 20W, engraving 380+ colors on stainless steel. Square-spot 0.08*0.08mm, presenting 256 kinds of gray engraving. 20W laser with FREE Ortur Air Pump 1.0, together with a built-in air tube to reduce burn marks by 50%.
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