17" Floor Sanding Discs Choose Grit: 12 to 120:20 Grit 20 Discs #21-9020 USA1 Abrasives 3" x 21"

USA1 Abrasives 3" x 21" Zirconia Sanding Belts are built for demanding metalworking applications where aluminum oxide wears out too quickly

Keep Your Sander Running at Peak Performance

The 6" diameter covers more area per pass

and finishes in one disc

17" Floor Sanding Discs Choose Grit: 12 to 120:20 Grit 20 Discs #21-9020 USA1 Abrasives 3" x 21"17" Silicon Carbide Floor Sanding Discs Rotary Floor Sanders USA1 Abrasives 17" Silicon Carbide Floor Sanding Discs are designed for 17" rotary floor sanders used in professional hardwood floor refinishing. Silicon carbide abrasive cuts through old finishes efficiently, while the combination cloth paper backing on coarse grits and heavy weight paper on finer grits provides the right balance of durability and flexibility. 2" center hole. Sold in packs