Water reducible-transparent topcoat sealer for base coats like BKOT 900, Zinc plating and other zinc based surfaces. This coating has excellent coverage and thus provides excellent sealant capabilities for Base coats. It passes various chemical and oil test required for automotive fasteners. The coating can be applied by dip sin or spray method followed by curing for 150 C 25-30 mins. Various Cof values are available in this sealer topcoat.