Rough Grit Sanding (P50 and Rougher) - The X-LOCK Backing Pad Hard is ideal for rough grit sanding (P50 and rougher). It features an extra-rigid multi-groove construction that maximises contact pressure between disc and workpiece, enabling heavy-duty, highly aggressive sanding applications. For convenient work, the pad´s angled surface provides an ergonomic grinding position. Manufactured from fibreglass reinforced thermostable plastic, it resists even highest temperatures and breakage. It is suitable for use with X-LOCK angle grinders. X-Lock clip is included. Changing backing pads is fast and convenient thanks to the keyless X-LOCK system. Click it on with X-LOCK – the fastest accessory-changing system on the market. Features and Benefits • Ideal for Rough Grit Sanding (P50 and Rougher) • X-LOCK Backing Pad Hard is ideal for rough grit sanding (P50 and rougher) • Heavy-duty work due to extra-rigid multi-groove construction that maximises contact pressure between disc and workpiece