RKXKJ Mohs Hardness Test Kit, Tester Hardness Test Pen, 2-9 Scratch, For Industrial Mineral Identification And Testing Mineral Jewellery Jade Glass
RKXKJ
【Complete Hardness Scale Coverage】Comes with 8 individual test probes covering Mohs hardness 2 to 9. Perfect for identifying minerals, gems, jade, glass and industrial materials. 【Dedicated Single-end Design】Each probe corresponds to a fixed hardness grade. The uniform scratching angle delivers accurate and dependable test results. 【Accurate & Efficient Testing】Enables precise operation during scratch tests. Hardness level can be judged instantly to reduce errors and boost working efficiency. 【Sturdy & Corrosion Resistant】Made of solid metal, the probes feature rust and corrosion resistance. Durable structure suits long-term use in labs and field work. 【Multi-purpose Use with Storage Case】Ideal for geologists, jewelers and material testing. Equipped with a sturdy case for neat storage and easy carrying anywhere.
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| shop | Price | Action |
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