Experience unmatched precision and durability with the SD-3 Tungsten Carbide Burr Rotary File. Featuring an XX shape and a double-cut design, this rotary file is engineered for efficiency in material removal, providing smoother, faster results. Crafted from ultra-hard tungsten carbide, with a hardness rating that withstands even the toughest materials, this rotary file is engineered for superior cutting performance and long life. The double-cut design produces smaller, finer chips, reducing vibration and allowing for better control during use. Whether you're working with steel, stainless steel, cast iron, non-ferrous metals, or hardwood, the SD-3 burr provides fast, smooth, and accurate results.