TM 5-6640-212-14
TS 6640-212-14/2-29
Legend for figure 2-29:
7.
Clutch trigger
1.
Test rod
8.
Finer grip
2.
Depth gage rod
9.
Zero adjusting screw
3.
Upper shoulder bearing
10.
4.
Dial pointer
11.
Chuck
5.
Lockscrew
12.
Spirit level
6. Weights
13.
Figure 2-29. Penetrometer
2-51