BRM Mini Grinder Cup and Wheel Brushes – Made in the USA - YouTube
Brush Research Manufacturing BRM Industrial Brush Index Page - Newman Tools
BRM Brush Research Manufacturing 12 Pack #1 Nylon Brush 1/4 X 2 X 10 | eBay
Flex-Hone® Blog- Brush Research Manufacturing's Company Blog: BRM Industrial Brushes for Surface Finishing – Miniature End Brushes and Circular Flared End Brushes