Disc Backup Pad Abrasive Mount Type Hook and Loop Abrasive Mounting Quick Change System Not Applicable Backup Pad Shape Round Density Medium Number of Vacuum Holes 8 Color Black Overall Width 6 in Overall Diameter 5 7/8 in Product Type Disc Backup Pad For Use With Mfr Model Number MF 636 Compatible Face Plate Diameter (Maximum) 6 in Compatible Face Plate Diameter (Minimum) 6 in