Dual Action Spray Gun is suitable for pressure die-casting, gravity die-casting, rubber moulding, forging and sand casting industries. The Spray Gun is designed to provide a spray of a mixture of air and fluid or die-coat on the moulds especially where the mould openings are wide enough for the delivery tube of the spray gun to be easily inserted between the die openings. The Spray Gun has two inlet nozzles, one for compressed air and the other for the fluid. Dual Action Spray Gun also comprises of two trigger levers, one for delivery of air and the other for delivery of fluid or die-coat.