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. Use this pad for X-LOCK fibre sanding discs with grit size P50 and rougher. Changing backing pads is fast and convenient thanks to the keyless X-LOCK system. It is suitable for use with X-LOCK angle grinders.