Birchwood Casey Super Blue 3oz liquid double strength Gun Blue metal finishing

£13.99 £12.00

Double strength Super Blue liquid gun blue from Birchwood Casey gives a blacker darker blue finish for the reblueing and touching up of most guns. Suitable for highly polished and hardened steels Giving a non streaky fast acting uniform blacker-blue finish. Apply to thoroughly cleaned metals that are free of rust. NOT Suitable for stainless steel, aluminium or non-ferrous metals.

In stock