Double ended metric screw plug gauge
- PART OF:
- ring and plug screw gauges
- Made:
- 1907 in Warrington
Double ended metric screw plug gauge size M4.
Details
- Category:
- Industrial Metrology
- Object Number:
- 1969-288/7
- Materials:
- steel (metal)
- Measurements:
-
8.5 x .9 cm
- type:
- screw plug gauge
- credit:
- Coventry Gauge and Tool Co.