Free: Contests & Raffles.
Im confused by your question, you shoot winchester fast steel, but havent hunted in 20 years. Hmmmm, never heard of winchester fast steel, like goosegetter said they burn just fine, use them the most of any brand. Work great.
I shudder to think what a saltwater shotgun would look like if it didn't get cleaned after every outing..........unless its really greased......and even then......its going to attract dirt like a magnet.........so.........<shudder>