Diamond Checker Tool Electronic Kit - Gem Tester Electronic Pole

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Size of Diamond Stone Testers: The gemstone tester pen diamond gold tester has size about 6.6 inches length and width about 1.6 inches with thickness

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This diamond tester is specially designed for true and false gemstone testing, not only fast and accurate, but also safe, used to distinguish real

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Diamond Checker Tool Electronic Kit - Gem Tester Electronic Pole Identifier Gem

TSUBOSAN is a very famous Tools manufacturer in Japan. As simple experimental tools for hardness between HRC40? 65 Pocketable; convenient to use while there's no place to hang up for the experimental equipments like large-scale tools, outdoor special steels and etc. Before cutting, carring a set of the files could be effectively used for material hardness test, qualified hardness test after heat treatment and others. Six pieces a set, hardness is differentiated by handle colors.

Tsubosan MA00600 Hardness Tester Checker File HRC40-HRC65 Set from Japan

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Sherlock Holmes 4.0 Yehuda Lab Grown CVD/HPHT Diamond Detector