Bosch’s Star lock oscillating multi-tool carbide grit Delta sanding pad provides professional performance in sanding applications in wood, wood with paint and thinnest. Star lock blades are compatible with oscillating multi-tools from Bosch, Fein, Makita, Milwaukee, Rockwell, Hitachi, Ridgid, Ryobi and other Pro Tools. The large delta-shaped surface area provides increased coverage, and the blades have dust-extraction holes for use with vacuum systems.