... precision 3.Steper motor Small stone engraver/stone engraving machineParameter:1.Working travel: 350*250*70mm2.Maximum carving speed: 3,000mm ... PC control 8.soft ware: Type3, Wentai, ArtCAM softwareApplications:1. Wood,Metal, PCB,Acryl ,PVC, double-color board,Handicraft,Stone,Embossed pictures ...