Hammerite Brush Cleaner & Thinners 250ml For cleaning brushes & spills The only thinner suitable for Hammerite Metal Paint Far out performs white spirit & cellulose thinners Allows roller application No surface preparation required Due to the unique formulation of Hammerite Paints, brushes & equipment must be cleaned with Hammerite Brush Cleaner & Thinners. As well as cleaning brushes & equipment it will remove dirt, grim, salt & loose rust from metal surfaces. Thins Hammerite Paints for spray application.