Multifunction Tool Kit

10 items gem multifunction tool kit gem testing lab,gem testing kit,travel lab this testing box is meticulously arranged by a rich experienced teacher who teaches gem testing courses. There are almost all the frequently-used testing tools. the box contains 10 instruments in common use, they are: 1.gem refractometer, model: fgr-002 (including 2ml refraction oil and batteries) 2.portable polariscope 3.handheld spectroscope 4.calcite dichroscope 5.gem loupe 6.chelsea filter 7.diamond tweezers 8.spotlight torch 9.ultraviolet led lamp 10.hearts&arrows cutting observe