Home / Brake Lathe Accessories / Rotor Finishing Tools / 20 PK 36 Grit Ammco Style PSA Discs 20 PK 36 Grit Ammco Style PSA Discs $53.13 Part Number: 989C-20 20 PK 36 Grit Ammco Style PSA Discs quantity Add to cart UPC: 682488072399 Category: Rotor Finishing Tools Tag: 36 Grit Ammco Style PSA Discs Related products 10 PC. Abrasive Pad Non-Directional (Swirl) Grinder Disc Kit $28.99 Part Number: 9989Add to Cart 50 PK 80 Grit Ammco Style PSA Discs $122.71 Part Number: 989-50Add to Cart Sale! 1 LEFT IN STOCK! – Flex-Hone for Rotors – 240 Grit/Fine $87.50 $72.06 Part Number: R240ZAdd to Cart 3″ Brake Rotor Grinding Discs – 120 Grit – 12 PK. $24.79 Part Number: 9989-12Add to Cart