Birchwood Casey Super Blue Liquid Gun Blue, 3 oz.
Double strength bluing. For highly polished steel parts and hardened steels containing nickel and chrome alloys.
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.