... laser tube 3. 60w 4. high precision, little nois Leather cutting machine SK500Applicable materials:Wood, plexiglass, leather, rubber, clothes, paper, ... Standard accessories(01)laser engraving cutting software --laser cut(English version)(02)User manual of machine(English version)(03) User ... manual Tell you how to run the laser machine and also the problems and solutionssamples: Leather cutting machine