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out of the reach of children
High carbon steel gears to resist wear and last longer
such as access control panel
3mm adapter
3B Scientific Biology - Mohs hardness scale sold2024 out of the reach of3B Scientific Biology Mohs hardness scale Ordinal Mohs hardness scale with minerals in assortment box of hardness 1 10. The level 10 mineral, diamond, is included as a diamond tool. Set contains: 1. Talc 2. Gypsum 3. Calcite 4. Fluorite 5. Apatite 6. Orthoclase 7. Quartz 8. Topaz 9. Corundum 10. Diamond tool Product Features Ordinal Mohs hardness scale with minerals in hardness range 1 10. The level 10 mineral, diamond, is included as a diamond tool.
