... FDA E 5high speed,high accuracy Product Description: Stone engraving machines1. Excellent design and well-chosen ... Application:3D/2D engraving, Embossment, Line engraving, Cutting, Edge inversing, Drilling on Natural stones, Granites, Artifical stones, ... : 0C—45CRelative humidity: 30%--75%Applicable industryfor Quarried Stone ,artcraft,tombstone,building etc.. Applicable materialtile, marble, granite ...