TM 5-5420-202-20-4
GENERAL MAINTENANCE (Sheet 10 of 33)
Removal of Studs Broken at Surface (Sheet 1 of 3)
TOOLS: Screw threading set
Portable electric drill
Twist drill set
Screw extractor set
Ball peen hammer
Prick punch
Hand oiler
Penetrating oil (Item 43, Appendix D)
SUPPLIES:
Clean rags
Safety glasses
Using penetrating oil, lube thread area (A).
1.
Using hammer, lightly tap stud (B).
2.
NOTE
It is very important to drill out broken
stud on exact center line.
Using punch and hammer, punch center
3.
of broken stud (B).
Go on to Sheet 2