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| Q. |
What are the values of hole diameters obtained using Wire electro discharge grinding? |
| A. | 1 µm |
| B. | 3 µm |
| C. | 5 µm |
| D. | 7 µm |
| Answer» C. 5 µm | |
| Explanation: values of hole diameters up to 5 µm can be obtained using wire electro discharge grinding process. | |
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