Quick-Change Disc Pad, Extra Hard Density, 4 IN Dia Pad, Type TR

The 3M™ Roloc™ Disc Pad optimizes the performance of 3M Roloc discs and bristle discs by providing the right backup system and a secure attachment for grinding applications. Plus it saves time by eliminating the need to align edges of the disc with the disc pad—the screw aligns the disc, making disc changes quick and easy.