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
Product Features
- Durable aluminum oxide grain
- fast and exceptionally long-lasting cut
- High-strength resin bond system
- Increased life, made with antiload stearate
- Discs are 120-grit, extra sharp
