Joined: Jan 2008
Posts: 23,639
Likes: 1,106
From: Mans of NC & SW UT Desert
Bikes: 86 Katakura Silk, 87 Prologue X2, 88 Cimarron LE, 1975 Sekai 4000 Professional, 73 Paramount, plus more
+1 Oxalic.
When I used oxalic on a bike frame, I tested it on an old rusty pair of scissors first. Incredible.
I would just do a small bucket or pail, and let the tools soak for a couple of hours.