This item is Dico 541-787-3/4 Nyalox End Brush 3/4-Inch Blue 240 Grit
Used for Handtools & Tool Organizers, Concrete/Masonry Tools
The product is manufactured in China
Last up to (10) times longer that Wire Brushes
Convenient Shapes and Sizes for all jobs
Gray-Extra Coarse...Orange-Coarse and Blue-Fine
Will not rust & maintains its shape. Safer to use.
For light cleaning and polishing of woods and metals