100 Blades Individually Wrapped in a Clamshell, 50 Clamshells per Master CaseScrape, trim, or cut, it’s all easier with AccuTec PRO Stainless Steel Single Edge Razor Blades .009″ heavy duty stainless steel and aluminum backed for added durability. Ideal for removing paint and decals from windows, cleaning a glass stovetop, or industrial uses such as removing material buildup on machinery. Single edge razor blade fits most standard single edge scrapers and box cutters.Units per Case:50