I use a product from KBS called rust blast,works awsome,an it I'd part of their paint system,super durable paint also,this is not a promotion just a product I use all the time,it will convert rust an also protect from rust I use it when I water blast,lasts for a week of longer
KBS,rust blast,it's part of their paint system which is amazing stuff,super durable,it will convert already rusted metal,or keep metal from rusting,I use it after I water blast,usually last a couple weeks,good stuff,this is not a promotion just a product I use all the time