15" Floor Sanding Discs Choose Grit: 12 to 120:12 Grit 20 Discs #21-5012 Full Grit Range: 40–600 grit

Full Grit Range: 40–600 grit for every stage from shaping to ultra-fine finishing

Garnet abrasive fractures during use

Roll Width: 4-1/2"

heavy weld grinding

24-36 Grit: Initial cut on standard refinishing jobs

15" Floor Sanding Discs Choose Grit: 12 to 120:12 Grit 20 Discs #21-5012 Full Grit Range: 40–600 grit15" Silicon Carbide Floor Sanding Discs Rotary Floor Sanders USA1 Abrasives 15" Silicon Carbide Floor Sanding Discs are the industry standard for 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