3 PK | Resin Fiber Disc – Zirconia – 4″ x 5/8″ – 50 Grit
Tough zirconia grain with resins on a rugged fiber backing offers aggressive, long-life grinding
Best for: Weld grinding, auto body work, and stainless steel. Tool: 4″ to 9″ angle grinders. Max RPM: 15,300
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