Screw pitch drunkenness testing instrument.
Screw pitch drunkenness testing instrument.
Details
- Category:
- Industrial Metrology
- Object Number:
- 1983-62/39
- Materials:
- brass & glass
- Measurements:
-
overall: 6.6929 x 5.5118 x 9.0551 in.; 17 x 14 x 23 cm