DeoxIT L260Cp Grease (formerly CaiLube), copper particles, 28 gram jar DeoxIT Greases, L260 and M260 Manufactured in semi-solid form for use as a combination cleaning, deoxidizing, protecting and lubricating preparation. Greases protect against oxidation (galvanic corrosion) and are free of mineral acids, sulphurs, alkalis and other noxious components aggressive to metals. DeoxIT Greases improve performance of electrical connections and mechanical components that require precise lubrication.