Made of standard corundum. The sanding compounds have a tough consistency and different grits for preliminary and refinishing work. Extreme toughness. Different versions for different application areas. For sanding, smoothing and polishing of malleable cast iron, grey cast iron, stainless steel, steel, non-ferrous metals, wood and plastic. Can also be used for chamfering. Adapt the rotational speed to the material to be sanded. Steel high, wood medium and plastic low rotational speed. Sanding bands can also be used for refinishing radii and grooves. Shaft Ø 3.0mm. Proxxon Micromot Schuurbandjes K 150. 10 st. + houder