Like I said, if you silica sand glass bead blast it the marks that are there will remain. Parkerize with some sacrificial steel(steel wool) submerged in the bath and it will come out black and perfect.
Like I said, if you silica sand glass bead blast it the marks that are there will remain. Parkerize with some sacrificial steel(steel wool) submerged in the bath and it will come out black and perfect.
Regards, Jim