Birchwood Casey Perma Blue Paste Gun Blue - $9.99

Perma Blue Paste reacts gradually with metal to create a deeper, denser finish than liquid blueing products. It takes longer to darken than other products each coat takes between 30 and 60 seconds but the results are undeniably superior. A dark blue color may require three or more applications. Ideal for touch-up work or complete reblueing. Apply with cotton swabs. Metal must be cleaned and rust-free before application, then sealed with a rust protectant. Complete instructions on tube. Weight 2 oz. Color: Blue. - $9.99


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