- Professional tungsten carbide burr, model 301-32396, with 1/4'' shank and double-edged cylindrical cut - Superior hardness HRC70, ideal for demanding industrial work and prolonged use - Allows clean, efficient cuts with minimal dust in steel, cast iron, carbon steel, alloyed and stainless steel - Double cut design ensures smooth and precise finishes in every application - Compatible with electric, rotary, and mechanical tools for maximum versatility - Cutting length of 1'' and cutting diameter of 1/2'' to suit multiple machining tasks - Requires precise alignment and firm clamping to avoid vibrations and ensure optimal results - Not recommended for aluminum; perfect for engraving, polishing, and metalworking