Home > Term: countersink
countersink
In a twist drill, the tapered and relieved cutting portion situated between the pilot drill and the body.
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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Δημιουργός
- ed.young
- 100% positive feedback
(Milwaukee, United States)