[ https://www.amazon.com/dp/B002XUL1NU?tag=dmflip-20&linkCode=ogi&th=1&psc=1 ]
Brush Research GBD41424 FLEX-HONE®, 4-1/4″ (108mm) Diameter, 240 Grit, Silicon Carbide, For Mild Steel, Stainless Steel Cast Iron and Softer Ferrous Materials
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