Encapsulated in pressure moulded epoxy resin, this wire brush never clogs and will outlast conventional brushes. 3 x Mule Skinner Encapsulated Brushes. Diameter: 50mm. Also available as a pack of 1, please see Part No. 91496.No splintering or flexing of bristles. Suitable for removing paint and rust. Max 20,000rpm. Replacement brushes available, please see Part No. 91496.