This Silverline Brass Brush Set includes three soft brass wire brushes in point, cup, and wheel designs, ideal for cleaning, dusting, polishing, and surface preparation. They are suitable for use on metals, alloys, ceramics, tiles, stone, glass, plastics, fibreglass, and wood. The brushes feature 3.17mm mandrels and have a maximum speed of 15,000rpm, making them compatible with most rotary tools including Silverline, GMC, and Dremel. The set includes a taper brush (5mm), a cone brush (16mm), and a flat brush (22mm).