Sand vertically with one grit, then horizontally with a lighter grit. Keep going with lighter and lighter paper.
We used to do the same with bluing to give it that look. Those three though all look nickle plated.
EDIT: if you don't start wtih a stainless gun it'll just be unprotected metal afterwards.
Last edited by Snaps; 02-10-2013 at 22:53..