3M Cubitron™ II 984F 3M™ Cubitron™ II 984F knife sharpening belts feature precision-shaped ceramic grain that cuts faster, runs cooler, and lasts significantly longer than conventional ceramic belts. They are ideal for heavy stock removal, edge repair, bevel resetting, and demanding sharpening applications where speed, consistency, and long belt life matter. Trusted by professional sharpeners and knife makers, 3M™ Cubitron™ II 984F belts deliver aggressive cutting performance while maintaining exceptional durability. Personally tested in our sharpening shop, they remain one of our top choices for repairing damaged edges, resetting bevels, and preparing blades for finer grit polishing and stropping. ⭐ Cliff's Notes Cuts fast, runs cool, and lasts longer than conventional ceramic belts. Use light to medium pressure — let the abrasive do the work. My first choice for repairing damaged edges and resetting bevels. A staple belt in our sharpening shop and one I recommend to every serious sharpener.
