Convenient introductory sets allow you to try similar brushes for your application. Cup brushes have a solid steel ring construction, mounted on 1/8" shanks. Set of 8 Bristle Cup brushes are made of either soft or hard animal hair in hollow center cup shapes. Holds compound well, especially when polishing vertically. Scratch-free cleaning and buffing in confined areas and small recessed surfaces. Contains 2 each of both the 9/16" and 1" hard bristle brushes and 2 each of both the 9/16" and 1" soft bristle cup brushes for a total of 8 brushes. Use with flexible shaft, micromotor, or high-speed pencil die grinders. Maximum operating speed: 25,000rpm on 1" and 37,000rpm on 9/16". All brushes also available individually, sold in dozen quantities
| Brand | SUPRA® |
| Abrasive Type | Animal Hair |
| Country of Origin | United States of America |
| Hardness | Assorted |
| Package Size | Pkg. of 8 |
| Rotary Tool Diameter | Assortment |
| Shank Size | 1/8" |
