BLACK DECKER Polisher Sander Grinder 9531. PreOwned. Read More. Black and Decker 9531 Type 2 7 Sander / Polisher Parts. Repair Parts Home Power Tool Parts Black and Decker Parts Black and Decker Sander Parts Black and Decker 9531 Type 2 7 Sander / Polisher Parts. We Sell Only Genuine Black and Decker .