newb - the process and chemicals to strip rust work on the rust only [oxide], not on the good metal - it's an electrolytic 'chelation' process - and the chemicals used are mainly aimed at the paint and bondo - to do a similar thing yerself at home [for small parts] check this from the techtips section here

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics