• The premium self skinning urethane foam provide optimum support and flexibility for the widest range of sanding applications with coarse to ultra fine grit abrasives.
• 3/8" (10 mm) thick, medium density pads. Pads mount with four screws.
• The premium vinyl face material securely holds pressure sensitive adhesive (PSA) abrasives
• 3/8" (10 mm) Thickness, Medium Density, For PSA Discs
(California Prop 65)