Home / Brake Lathe Accessories / Rotor Finishing Tools / 20 PK 36 Grit Ammco Style PSA Discs 20 PK 36 Grit Ammco Style PSA Discs $52.02 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 3″ Brake Rotor Grinding Discs – 120 Grit – 12 PK. $24.53 Part Number: 9989-12Add to Cart 20 PK 80 Grit Ammco Style PSA Discs $52.02 Part Number: 989-20Add to Cart Sale! LIMITED STOCK! – Flex-Hone for Rotors – 120 Grit/Medium $87.50 Original price was: $87.50.$20.75Current price is: $20.75. Part Number: R120ZAdd to Cart 3″ Brake Rotor Grinding Discs – 120 Grit – 20 PK. $35.33 Part Number: 9989-20Add to Cart