Outside of a 1/2" half-round #2 Swiss file, I use a small set of Jewelers'files. If you look at the top photo you can see them sitting by the magazine. the rest is done with various grits of sandpaper.
__________________
Diligentia, Vis, Celeritas
COTEP#CBOB0428
NRA,GCA,OGCA, USAF,Msgt.(Ret.)
|