| 单词 | rolling cutter |
| 释义 | rolling cutter in the Oil and Gas Industry (roʊlɪŋ kʌtər) Word forms: (regular plural) rolling cutters noun (Extractive engineering: Field development, Equipment) A rolling cutter is a drill bit which is often used for drilling hard rock. For formations too hard for blade bits we have the rolling cutter bits. The rolling cutters are used for hard rock, and rotate independently, turning as the drill string isrotated by virtue of their contact with the bottom of the hole. A rolling cutter is a drill bit which is often used for drilling hard rock. |
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