hi all I have a BSA Airsporter mk1 which was need of some TLC, so striped and oiled the stock which look good in fact it was good enough to decide to get the gun re-blued took it to Daystate as the were near enough to me at the time, the gun came back quite blotched they said that it was to do with the metal and that they had tried the process a few times, any ideas on what my be done to get it looking good again any advice much appreciated