Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
The first gem tester that is truly pocket-size
This weighing machine is not approved for use in trade
Four AAA batteries (supplied)
you are unlikely to use it at more than 20X or 30X)
it means you need a new pen-probe
HARDNESS PENCILS X8 (MOE 2 TO 9) + PLATES X3 Magnification_10X The first gem tester thatSummary Set of ten hardness testers. 8 hardness picks ("pencils") from No. 2 to No. 9. 1 Glass plate (hardness 5. 5) 1 Brass plate (hardness 3. 5) Also 1 streak plate (to test a mineral's streak colour) 1 magnet 1 polishing stone to keep the tips sharp Each 'pencil' has a tip of a different hardness from No. 5 to No. 9 on the Moe scale of hardness (see 'Further Information'). Is it easy to use? Yes. See which will scratch your sample and which will