20" Floor Sanding Discs

20" Silicon Carbide Floor Sanding Discs — Large Rotary Floor Sanders USA1 Abrasives 20" Silicon Carbide Floor Sanding Discs are built for large 20" rotary floor sanders used in commercial and high-volume professional floor refinishing. The large diameter maximizes surface coverage per pass, while silicon carbide abrasive cuts through old finishes efficiently. 2" center hole. Sold in packs of 20 discs. Technical Specifications Abrasive Material: Silicon carbide Backing: Combination cloth-paper (grits 12–24) / Heavy-weight paper (grits 36–120) Diameter: 20" Center Hole: 2" Package Size: 20 discs per pack Available Grits: 12, 16, 20, 24, 36, 40, 60, 80, 100, 120 Application: Dry floor sanding Key Features & Benefits 20" Large Diameter: Maximum surface coverage per pass for high-efficiency commercial floor sanding Silicon Carbide Abrasive: Industry standard for floor refinishing — cuts faster than aluminum oxide Ultra-Coarse Options: Available down to 12 grit for severe