Platinum PRO is simply our best choice, designed for professional painters who demand the highest quality and user experience. The short angled brushes are suitable for painting woodwork, doors, interior walls and ceilings. The brushes are durable, have a large paint capacity and offer excellent coverage, which ultimately means you'll save time. The synthetic filaments are of the highest quality and the length is optimized for the best possible user experience. The brushes are developed for all interior and exterior paints (both water - based and oil - based) and for precision painting that provides a superior finish. Platinum PRO brushes have stainless steel ferrules and beech wood (hardwood) handles.