Screw pitch measuring machine 3"x7"
Screw pitch measuring machine 3"x7". Designed by N.P.L. and made by G. Cussons Ltd in 1942. Complete with R7/8" standard thread test piece
Details
- Category:
- Industrial Metrology
- Object Number:
- 1993-1534
- Materials:
- steel
- Measurements:
-
overall: 12.5984 x 27.5591 x 15.748 in.; 32 x 70 x 40 cm
- credit:
- Royal Military College of Science