MCQOPTIONS
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| 1. |
The hardness of the lathe bed material is measured by the |
| A. | shore sceleroscope. |
| B. | Brinnel hardness tester. |
| C. | Vicker's hardness tester. |
| D. | Rockwell hardness tester. |
| Answer» B. Brinnel hardness tester. | |