DeoxIT Gold G100L and DeoxIT D100L 1.6ml 100% solution with brush applicator - 1 each 1 each of DeoxIT and DeoxIT Gold Improves Conductivity, Maintains Optimum Signal Quality fast-acting deoxidizing solution that cleans, protects, lubricates and improves conductivity on all metal connectors and contacts. Prevents Dendrite and Fretting Corrosion, Protects Base Metals from Oxidation Forms Protective Anti-Tarnishing Layer