44/40 is a high-speed bluing solution and a long-standing industry standard. Its quick-action formula allows you to dampen a patch, apply to the metal, and wipe off immediately for deep, long-lasting color. No soaking or extended rubbing is required. Ideal for scratches, external and internal parts, lathe tools, cutting tools, and even aging brass or copper, 44/40 provides a versatile solution for gunsmiths and hobbyists alike. The solution penetrates steel efficiently, giving a professional finish and reducing glare. Counter displays include 12, 2 oz. bottles, a test bottle, nails, and cleaning patches for customer demonstrations.
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