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Multifunctional from jewellery manufacturing/engraving to industrial marking
Bergeon 5500-02
& 15mm (marked in imperial sizes)
Easy to Use & Clear to Read - Backlight large LCD display and flashlight
Norton Superior Combination Stone
Presidium Duo Tester II Diamond & Gemstone Tester Bench Tin with Lemel Tray Multifunctional from jewellery manufacturing/engraving toPresidium Duo Tester II (PDT II) is the only comprehensive tool on the market that combines two proven testing methods for gemstones. PDT II differentiates diamonds from their simulants based on both their thermal conductivity and reflective indexes. Coated gemstones can also be generally tested with the PDT II. The Presidium Duo Tester II comes with a probe pen that has a retractable probe tip, which ensures consistent pressure against the gemstone
