Black button. Generally used for hard to reach areas in paint, rust, and weld removal. Handy quick change tool for disc grinding which fits any standard 1/4 in drill or air tool.

3M™ Green Corps™ Roloc™ Disc, 50 grade, 3 inch, 01406 is generally used for hard to reach areas in paint, rust, and weld removal. Handy quick change tool for disc grinding which fits any standard 1/4 in drill or air tool. Recommended back up pad 05540. Green button.