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 - Suitable for manual grinding of all types of materials.
Supplied in a carton with tear off edge, so that pieces of abrasive belt can be cut off as needed at the workplace.