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
| Country | USA |
| Brand | Helion & Company |
| Manufacturer | Helion and Company |
| Binding | Paperback |
| ReleaseDate | 2024-03-31 |
| UnitCount | 1 |
| EANs | 9781804514245 |