... system has user_friendly windows operation interface , supporting dictate format of DWG, PLT, BMP , DXF ,AI, transmitting ... resin material,glass,painted metals,porcelain ,ox horn ,cloth,white jade, paper, marble,granite,anode oxidize aluminum, rubber, fiber ... 0254mmMax engraving speed2000mm/secMax cutting speed400mm/secMin size of engravedlettersChinese letter engraving 1.5mm,english letters engraving ...