... engrave different kinds of stele,tombstone,merit monument, guiding monument,caligraphy monument,art stamp,etc. Main purpose ... engrave different kinds of stele,tombstone,merit monument, guiding monument,caligraphy monument,art stamp,etc.* Used to ... crafts such as engraving the pattern on the stone desk and bench, or engraving words on the ... | sintered diamond burin for engraving jade, stone, granite,etc.