Loctite 263 high strength threadlocker is a versatile, high strength liquid threadlocker. Reliably locks and seals metal fasteners up to 1 in. Engineered to cure consistently on a variety of metals, despite minor surface contaminants. Works on steel, stainless steel and most plated fasteners. Tolerates thread lubrication, corrosion protection anti-fluids. Rated for 360f (180c). Heat required for removal.