Low-Profile Pads for Dual Action / Random Orbital Sanders • Soft density low-profile pads utilize 1/2" thick foam for fine finish sanding and offer moderate conformability • Medium low-profile pads have 1/2" thick urethane foam for intermediate and finish sanding • Available with PSA or hook and loop faces; both designs are shock resistant and have a fiberglass backing plate with a riveted 5/16"-24 threaded shank for added strength and increased heat resistance • Available with standard hole patterns for vacuum-assist sanding