Developed For Workshop Application Use On Structural Steelwork, Sheets & Plates, Cranes, & Storage Tanks! Etch Primers are fast drying acid hardening metal etch primers. They are formulated to cover quickly without waste, they will also etch & prime bare metal in one step, making it ideal to use as the first step in all renovation projects, automotive priming & for use on spot repairs. This high-quality formulation allows for maximum adhesion on plastics, fiberglass, bare steel, aluminium & stainless steel surface.This easy to use primer provides one pass coverage & excellent adhesion for additional top coats, primers, & sealers to metal. It is compatible with all primer surfaces for spot repair & refinishing. It can be applied to steel, aluminium, & most metals. This quick drying primer is designed to provide a tough & durable anti-corrosive base coat.