44/40 is a renowned cold-blue solution, celebrated for its high-speed formula and deep-penetrating color action. This product offers a simple application process: dampen a patch with 44/40, apply it to the metal surface, and immediately wipe it off with a dry patch. The bluing effect is instantaneous, providing a long-lasting finish without the need for prolonged soaking or rubbing. Ideal for both external and internal metal parts, 44/40 simplifies surface preparation just clean and degrease before application. Beyond its primary use, 44/40 serves as an excellent substitute for traditional layout fluids, quickly darkening steel to enhance visibility of layout lines without surface buildup. It is also effective for aging brass and copper, reducing glare and reflection, and marking tools for sharpening. This versatile solution is essential for any workshop, allowing for expert touch-ups on non-stainless gun steel and seamless blending with original finishes. For retailers, 44/40 is available in a convenient countertop display tray, featuring a dozen 2 oz bottles, a test bottle, and cleaning patches. This setup, complete with nails for customer demonstrations, highlights the product's ease of use and effectiveness, making it a compelling addition to any gun shop or store.

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