Steel centre gauge
Steel centre gauge, Whitworth standard 55 degree angles. Pattern no. 878, mounted on a display board with 1919-255/2
- Measurements:
-
display board (shared): 3.5433 x 4.5276 x 3.5433 in.; 9 x 11.5 x 9 cm
- Materials:
- steel
- Object Number:
- 1919-255/1
- type:
- thread gauge
- Image ©
- The Board of Trustees of the Science Museum