ERICAT 4 Pack Mohs Hardness Tester, 2-9 Scratch Tester Mohs Hardness Picks, Metals and Alloys, Long Service Life and Good Durability, for Industrial Mineral Identification Jewelry
ERICAT 4 Pack Mohs Hardness Tester, 2-9 Scratch Tester Mohs Hardness Picks, Metals and Alloys, Long Service Life and Good Durability, for Industrial Mineral Identification Jewelry
【Hardness Test Kit】Use this kit for "scratch testing" substances to determine their hardness according to the Mohs' Hardness scale, ranging from 1 to 10, where Diamond is the hardest at 10 and Talc is the softest at 1.
【4 double-test hardness pens】:Each Mohs hardness pen has two hardness test levels and dual test ; the test are wiped clean after each use, long service life, good durability, at least 3-5 years of use.
【High-quality materials】:Mohs hardness test components, made of high-quality metals and alloys, with hardness values equivalent to 2 to 9 on the Mohs hardness scale
【Versatile】There are many examples of where industry professionals use this tool - on concrete, faucet finishes, touch screens, countertop materials, flooring products, etc.
【What's included】4 double-ended picks. 2 Hardness Plates (of Mohs' hardness of 2.5 and 3.5) and 1 grit Grinding Stone to keep the points sharp.