.308 INDUSTRIES GUN OIL is a high quality one-step cleaner, lubricant, and rust preventative for all aspect of your firearm It is effective in removing oils, dirt, copper, lead, and other contaminants. It provides a thin, non-greasy coating that prevents rust, and lubricates all moving parts of fine firearms and sporting equipment. .308 industries Gun Oil also nourishes, preserves, and protects wood and leather. It will not harm polymers or other synthetic surfaces. .308 INDUSTRIES GUN OIL is great for wood stocks and grips, as well as leather holsters, scabbards, and slings. Not recommended for painted surfaces.