Cleaning is fast and easy with this best-selling water based OA flux remover cleaning pen. This pen is highly suitable for PCB cleaning during rework and repair. Used on all types of electronics, including through-hole and SMT boards, insulators, cables and connectors. It is a mild, plastic-safe, low-cost blend of three high-purity alcohols which means it delivers enhanced cleaning compared to ordinary IPA alcohol. Totally plastic-safe. Relatively slow-drying, for maximum economy.