
DIAMETER - 2 Inch. Come with 1/4" Shank Attachment. MATERIAL USED ON - Green 50# grit Yellow 80# grit - Used on hard metal like steel. White 120# grit - Used on soft metal such as aluminum. Various grit will meet your different needs. WIDE USAGE - Use for deburring, blend, finish, polish, clean, and remove coatings more effectively, with less pressure than wire brushes. EXCELLENT QUALITY - Flexible bristles require less pressure than wire brushes, provide more surface contact than wire brushes, and maintains abrasive property throughout the life of the disc. COMPATIBILITY - can be used with most multi-function tools, such as electric drill, mini grinders, and rotary tools. Recommended for rotate speed between 15,000-25,000rpm.