Overview Reviews Product Description Long life due to special zirconia alumina grain formulation. Unique construction for optimal heat dissipation and wear resistance. Color coded backing to easily distinguish between different grit sizes. Walter Catalog Product Videos Custom Field Diameter 3" Grade 80G Max RPM 28000 Product Reviews Write a Review Write a Review × Walter Twist Topcut® 50 Pc. 3" 80G Sanding Disc 04D308 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *