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drill bit | |||
boring bit; core bit; core cutter head | |||
blank bit; core drill | |||
bit; boring head; drill crown; steel bit | |||
jackbit | |||
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drilling bits parts of machines | |||
| |||
crown | |||
| |||
drill bits |
Bohrkrone: 52 phrases in 5 subjects |
Construction | 1 |
Drilling | 1 |
Earth sciences | 1 |
Mechanic engineering | 4 |
Mining | 45 |