A practical pocket-sized instrument for measuring the surface and sub-surface hardness of baked cores and dry sand molds.
Once control limits for a core have been established, this tester can be carried about to check the quality of the production cores.
| CAT. NO. | DESCRPTION |
| DI674-0000 | Core Hardness Tester Model 674 |
| DI674-TB-0 | Calibration Block |
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