Flat Boar Bristle Brush medium soft. Our cost effective alternative. This brush has a medium soft Chinese boar bristle. In spite of the low price, the handle has been painted a natural colour and is therefore protected against moisture. The ferrule is rust proof, locked and has a double groove to secure it to the handle. No. 08 - 14 mm. Width: 14 mm, length: 34 cm (width: 0.55 inch, length: 13.39 inch).