MObyat 2-9 Level Scratch Tester Hardness Test Pen, 4-pack Stainless Steel Mohs Hardness Test Kit With Storage Box, Single And Dual Head Design, For Mineral, Jade, Glass And Gemstone Identification
MObyat
【Dual-Ended Hardness Scale】 Each test pen features a durable writing needle at both ends, precisely calibrated to distinct Mohs hardness levels. The four-pen set covers a comprehensive testing range with combinations of 2&3, 4&5, 6&7, and 8&9. 【Stainless Steel Material】 Crafted from heavy-duty, pure stainless steel to withstand demanding field and laboratory environments. The premium kit includes four sleek hardness pens, each measuring an ergonomic 155mm in length. 【Multiple Reference Plates】 The package comes equipped with scratch reference plates, including aluminum, brass, and glass plates of varying hardness levels. It also features integrated sandstone stripe plate magnets for versatile testing. 【Portable Organized Box】 Includes a rugged, compact storage case that keeps all pens and accessories neatly organized, categorized, and ready for travel. The pens feature an anti-roll, multi-faceted shape designed for a secure grip. 【Wide Material Application】 The ultimate non-destructive testing solution for identifying minerals, gemstones, ceramics, industrial flooring, glass, and concrete. It is widely used by geologists, concrete contractors, and jewelers.
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