3M 01011 Hookit Gold 3" P600A Grit Disc A-weight paper backing is ideal for fine power sanding and finishing Aluminum oxide abrasive combines fast cut with long disc life Hookit disc is easy to change and reuse, maximizing utility for the life of the disc Open coat construction provides a more aggressive cut and minimizes dust Load-resistant coating prevents dust and debris from clogging the disc Several versions feature 5- or 6-hole pattern for effective dust evacuation