CBS is a non-woven disc Silicon carbide- Support hemp, which has the following characteristics: Abrasive silicon carbide-based grains for grinding efficiency on all types of materials, Non-woven structure for an intensive and flexible cleaning without damaging the piece, abrasive grains interspersed in the nonwoven structure avoiding clogging of the abrasive grains, and fiber-based plate support for a consistency of the grinding ont the entire surface of the workpiece. The support used is based on fiber hemp, consisting of 70% hemp fiber and 30% polypropylene binder