 
			 
			MCQOPTIONS
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				| 1. | This Electrostream drilling is used when we cannot drill which of the following type of holes? | 
| A. | Too deep holes by EDM | 
| B. | Small holes by STEM | 
| C. | All of the mentioned | 
| D. | None of the mentioned | 
| Answer» D. None of the mentioned | |