Talked with Frosty, he said wire brush I used 4in wire wheel an a couple coats boiled linseed oil an 2years later no rust,an my anvil sits under a open lean 2 off my garage !!
I just made repairs to my anvil, used 7018 as a filler then capped it Mc kay#155 an ground about 2hrs.looked great to me. stoody rod , they are proud of it!!!