On Feb 5, 5:39*am, mhorowit wrote:
I'm removing surface rust on a 4130 fuselage prior to priming.

Assume I'm in a place where I can't use my sandblaster.
I need to get into the tight places of a cluster to remove surface
rust.
I can get pretty deep in the cluster with emery cloth, but there is
the last 1/8".

There are rust converter chemicals on the market. Is it OK for me to
use
a rust converter prior to priming or am I fooling myself? - Mike

get a finer grade of blasting media.. I can't see how you could get
any better results any other way.

Ben