Home / Brake Lathe Accessories / Rotor Finishing Tools / 3″ Brake Rotor Grinding Discs – 120 Grit – 12 PK. 3″ Brake Rotor Grinding Discs – 120 Grit – 12 PK. $24.53 Part Number: 9989-12 OEM #01411 Brake Rotor Finishing Discs made of aluminum oxide. 3" Brake Rotor Grinding Discs - 120 Grit - 12 PK. quantity Add to cart UPC: 682488099907 Category: Rotor Finishing Tools Tags: 01411, 3'' Grinding Discs 120 Grit You may also like… 3″ Brake Rotor Grinding Discs – 120 Grit – 20 PK. $35.33 Part Number: 9989-20Add to Cart 10 PC. Abrasive Pad Non-Directional (Swirl) Grinder Disc Kit $28.67 Part Number: 9989Add to Cart 3” Twist-to-lock Backing Pad $16.86 Part Number: 13013Add to Cart Related products 50 PK 80 Grit Ammco Style PSA Discs $120.16 Part Number: 989-50Add to Cart 100 PK 80 Grit Ammco Style PSA Discs $232.55 Part Number: 989-100Add to Cart 10 PK 80 Grit Ammco Style PSA Discs $27.38 Part Number: 989-10Add to Cart 9 PC. Swirl Tool Kit with 4″ Hook-and-Loop Backed Discs $175.87 Part Number: 999Add to Cart