50LB MED Blast Abrasive;

Black Diamond, 50 LB, Medium, Blend Coal Slag Sandblasting Abrasives In Black/White Bags, Superior Cleaning Ability, Thanks To Hard, Angular Particles That Enhance Speed and Cutting, Low Free Silica Content, Low Dusting and Consistent Uniform Weight, Chemically Inert Hard Angular Pieces Enhance Speed and Cutting Very Low Friability Means Less Fracturing Or Splintering Consistent Uniform Weight and Gradation Ensures No Clogging Low Heavy Metals.