ZephPerton 1-10 Mohs Hardness Test Pen with Portable Hardness Pen, Ten-Pointed Star Design, Metal Material for Jewelry, Rocks Gem Jade Jewelry and Mineral Testing
ZephPerton
【Full 1‑10 Mohs Hardness Scale】Equipped with 10 precision test pins covering Mohs hardness 1 to 10, enabling accurate identification of minerals, rocks, gemstones and various industrial materials with professional testing performance. 【Durable & Wear-Resistant Construction】Made of high-quality hardened material with sharp, wear-resistant tips that maintain stability for long-term repeated use, ensuring consistent and reliable test results. 【Ergonomic & Portable Pen Design】Features a unique ten-pointed star grip for comfortable holding and easy operation. Lightweight pen-style structure is ideal for fieldwork, labs and on-site jewelry appraisal, with a protective case for easy storage. 【Simple Operation & Complete Kit】Easy to use by scratching the test surface and comparing with the reference chart. Suitable for both beginners and professional users, with quick setup and clear judgment. 【Wide Application & Versatile Use】Ideal for geologists, jewelers, educators, collectors and hobbyists. Perfect for mineral identification, geological surveys, education demonstrations, mining inspection and material quality control.
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