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Drill bit key
Key for the tri-cone drill bit with milled-steel teeth. Re-painted from a light grey to black in 2018 by the metals and fabrication team.
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Object details
| ID: | ZBA7729.1 |
|---|---|
| Type: | Drill bit key |
| Display location: | Not on display |
| Creator: | Unknown |
| Date made: | circa 1998 |
| Credit: | National Maritime Museum, Greenwich, London |
| Measurements: | Overall: 25 mm x 74 mm x 51 mm |
| Parts: |
Drill bit
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