Colorworks Primer Spray Paint Grey Fast-drying acrylic primer for surfaces of wood, metal, aluminium, glass, stone, and various types of plastic. Colour: Grey. Contents: 400 ml. Special features: Fast-drying primer for pre-treating treated and untreated surfaces of wood, metal, aluminium, glass, and stone. The primer has very high opacity and filling power, and good anti-corrosion properties. The primer is easy to sand, both wet and dry (from grit 400). ColorWorks Primer is available in 400 ml spray cans.