![](https://coimages.sciencemuseumgroup.org.uk/263/832/large_thumbnail_1932_0430__0002_.jpg)
![Ratchett rock drill by The Hardy Patent Pick Co](https://coimages.sciencemuseumgroup.org.uk/54/195/small_thumbnail_1891_0181__0003_.jpg)
![Ratchett rock drill by The Hardy Patent Pick Co](https://coimages.sciencemuseumgroup.org.uk/54/196/small_thumbnail_1891_0181__0004_.jpg)
![Ratchett rock drill by The Hardy Patent Pick Co](https://coimages.sciencemuseumgroup.org.uk/54/194/small_thumbnail_1891_0181__0002_.jpg)
![Ratchett rock drill by The Hardy Patent Pick Co](https://coimages.sciencemuseumgroup.org.uk/54/193/small_thumbnail_1891_0181__0001_.jpg)
Ratchett rock drill by The Hardy Patent Pick Co., Sheffield, 1886-1891.
Details
- Category:
- Mining & Ore Dressing
- Object Number:
- 1891-181
- Measurements:
-
overall: 510 x 1210 x 130 mm
weight: 15kg
weight: 33.06951lbs
weight: 5kg
weight: 11.02317lbs
- type:
- rock-drills
- credit:
- Hardy Patent Pick Co.