Birchwood Perma Blue Liquid Gun Blue is the best way to touch up scratches and worn spots or even completely reblue most guns. It will give a non-streaky, even blue-black finish to steel (except stainless). Perma Blue will not blue stainless steel, aluminum or non-ferrous metals.
Check out the entire range of products from Birchwood Casey.
| Series: | Liquid |
| Model: | Perma Blue |
| Size: | 3 oz |
| Suitable For: | Firearms |
| Material: | Multiple |
| Dispenser Type: | Bottle |