Blackfriar anti rust primer quick drying is an all in one primer and undercoat that is the perfect preparation for blackfriar metal paint its easy to apply and provides excellent protection against rust making it ideal for factory maintenance including plant and machinery and for use at home on your car bicycles garden furniture gates railings and garage doors etc application method brush or roller coverage 14mlcoat touch dry 2 4 hours hard dry 3 days recoatable 16 hours