Ultra Thin Design : 3/64" ultra-thin design of angle grinder cutting wheel cuts ferrous metals, non-ferrous metals and plastics more quickly and smoothly, making the cutting surface more neat and less burnt Universal Size : The cutting disc 3 x 3/8 inch is perfectly compatible for all angle grinders, cut off tools and cutting tools with 3/8 inch (10 mm) arbor. Thickness: 3/64 inch (1.2 mm); Operating up to 24000 RPM Ultimate Durability and Safety : The 3 inch cut off wheels are made of long-lasting and valuable single crystal corundum & calcined corundum, built for a more robust and economical cutoff wheels; The double reinforced fiberglass mesh and its balanced material structure make these cutting wheels safer Carrying Pouch : Besides 3 inch cut off wheels, it also comes with a sturdy carrying pouch made of 600 D Oxford cloth for holding 25 packs of 3” cut off wheel for metal at a time Great Performance : The SHALL angle grinder cut wheel has strong aggressiveness for for super-fast burr free cutting on metal, iron, steel, stainless steel, fiberglass, aluminum and plastic, including steel pipe, structural steel rebar, galvanized steel, sheet metal, structural tubing, other ferrous metals and non-ferrous metal,PVC