General Studies · Machining
शून्य रेक कोण (zero rake angle) वाले कटिंग टूल के रूप में माने जाने वाले ड्रिल को क्या कहा जाता है?
- 1टेपर्ड शैंक ट्विस्ट ड्रिल
- 2पैरेलल शैंक ट्विस्ट ड्रिल
- 3स्ट्रेट फ्लूटेड ड्रिल (Straight Fluted Drill)
- 4फ्लैट ड्रिल (Flat Drill)✓
सही उत्तर देखें
फ्लैट ड्रिल (Flat Drill)
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