2 Pack Sander Pad for Porter-Cable 333 and 333VS Random Orbit Sanders - Repla...
Compatible Devices: PORTER-CABLE 333, PORTER-CABLE 333VS. NOTICE: Screws and washers are not included. Hassle-free and attaches easily. #172 in Power Sander Hook & Loop Discs. You could use the existings on your sander.