The brown cloth-backed variant is suitable for universal, heavy-duty use on alloyed and non-alloyed steels, as well as non-ferrous metals. - The carton has a tear-off edge for separating the sections of abrasive belt at the workplace. - SBR 25, SBR 40 and SBR 50 correspond to shape B, ISO 3366. - SBR 100 corresponds to shape A, ISO 3366. - Abrasive: Aluminium oxide A
- DIN 338 series, suitable for various industrial and commercial applications in non-cast steel, non-ferrous metals, cast iron and plastics. - Division point of 118 °; - Great resistance; - Excellent Biting performance; - High precision; - Best quality steel.