TM 10-5411-224-14
(2) Removal. (Figure 5-3)
WARNING
Drilling creates metal chips which may enter eyes and cause serious injury. Eye protection is
required.
CAUTION
Make sure drill bit has a stop attached which will prohibit the drill from exceeding a depth of
one inch.
NOTE
When drilling through rivet head, be careful to avoid enlarging hole in structure. Keep drill
perpendicular to material being drilled and do not exert excessive pressure on drill, or
replacement rivets will be too loose.
(a)
Drill through head of rivet only, using hole in rivet as a guide. Use the proper drill size as follows:
Rivet Size (in.)
Drill Size
1/8
No. 30
5/32
No. 20
3/16
No. 11
1/4
1/4 inch
(b)
Using a pin punch, pry off rivet head.
CAUTION
Do not punch rivet shanks out as you may damage the other side of the panel.
(c)
Using a pin punch, push out rivet shank.
5-8