These Mirka hook-and-loop sanding discs come on a B weight backing and feature a special sharp durable aluminum oxide grain that gives you a fast and exceptionally long-lasting cut. Their aluminum oxide coating is combined with urea resin over glue bonds with a dustless open coat design to keep them from clogging
- Sanding discs have a special sharp durable aluminum oxide grain
- 5 inch 8-hole dustless hook & loop
- Fits: DeWalt DW421 DW423 and 5 in. Ryobi & Bosch 3107 3725
- 50 in a box
- Grit - 150