This is a Birchwood Casey Liquid known as the Perma Blue, model BC-13801.
Since 1948" serious shooters" avid collectors and professional gunsmiths have relied on Birchwood Casey for shooting and gun care products that have stood the test of time. Birchwood Casey has pioneered innovative products with an unwavering dedication for quality.
Features:
Fast-Acting
Provides Uniform Blue-Black Finish
Non-Streak
For Touching-up or Re-bluing
