MObyat 4 Pack Industrial Mineral Identification Kit, 2-9 Level Scratch Tester Hardness Test Pen With Storage Box, Long Service Life And Good Durability, For Testing Mineral Jewellery Jade Green
MObyat
【Comprehensive 2#-9# Scale】 The ultimate tool for geology enthusiasts, students, and field professionals. It features a full set of scratch testers spanning levels 2# to 9# on the Mohs scale, ensuring highly accurate and reliable mineral and rock identification. 【4 Dual-Headed Tester Pens】 Includes 4 expertly engineered hardness pens, each designed with two distinct hardness testing levels and dual-test heads. Simply wipe the tips clean after each use for a long. 【Durable Re-Sharpenable Alloy】 The hardness points are crafted from premium metals and alloys calibrated to match mineral standards. These rugged tips resist breaking, can be easily re-sharpened, and are housed in a secure, portable carrying case. 【Intuitive Scratch Testing】 Designed for simplicity and maximum testing efficiency. Simply scratch your unknown specimen against the points in ascending order to find the first visible mark, allowing beginners and pros to determine hardness rapidly. 【Broad Surface Applications】 Ideal for measuring the exact surface hardness of solidified concrete floors, industrial tiles, optical glass, screens, marble products, raw ores, minerals, and precious gemstone artifacts.
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