GRAPHITE sandpaper (ref. 55H728) measuring 115 x 280 mm and class 40, with holes. Ideal for sanding wood, wood-based materials, metals, and plastics. The sandpaper is made from type E paper for mechanical sanding and semi-open filling, with a surface covered 80-90% with abrasive grains (electrocorundum), ensuring more efficient work and reducing the risk of clogging. Designed for use with oscillating wheels.