... engraving machine 1:1500*3000mm 2:suitable material :marble,granite,stone,tile,stone 3:Ucancam V8 ; DSP CE CNC engraving machine SD--1530 ... this machine is very suit for engraving and cutting stone , marble , granite , tile ,manmade stone , sandstone , limestone, glass , steel , aluminum , brass and ... rpm , can guarantee the stronger engraving strength . cnc engraving machine ( stone cnc router )