3H Convergent Brush 60mm Bader

3H Convergent Brush 60mm Bader. 3H Convergent 60mm. Extra strong black bristle with plastic center. Contents: pack of 12 units. Made of natural Chungking bristle: good rigidity, elasticity and heat resistance. The bristles are first washed and then boiled 3 times at over 100ºC, for 7 hours to eliminate bacteria. With health certification. Best quality. For pre-polishing and finishing of metals and resins.