Makita Part # P-43533 is compatible with the following tools: BO5010 BO5021 BO5030 BO5041 Application: Sanding Wood Metal Decorating Confined areas Detail sanding Features: Excellent sanding performance for professional use. Use dust extraction for a better finish and improved health. Velcro fitting provides smoother sanding, perfect for use with random orbit sanders. Extra hard-wearing aluminum oxide and velcro-backed disc, with 8 holes for dust extraction. Belt Size (mm) / 125mm Grit / 40 Pcs per pkg / 10