This hand sanding block has an ergonomic shape with a low profile. The performance is excellent when used with Mirka’s net abrasive strips. The hand sanding block’s backing material has an optimized firmness, and it is well-suited for aotuomotive repair and body shops. Mirka® Hand Sanding Blocks are specially designed for sanding by hand in combination with Mirka’s revolutionary net-sanding products, although they can also be used with other grip abrasives. To ensure dust-free sanding the hand sanding block simply needs to be connected by hose to a dust extraction system.