The 21.0MM X 12 SS HS drill bit is designed for high-speed drilling in stainless steel and other tough materials. With a diameter of 21.0 mm and a length of 12 inches, this bit is perfect for heavy-duty applications. Constructed from high-speed steel, it provides excellent durability and cutting performance. The drill bit features a sharp tip for precise drilling and is compatible with various drilling machines. Ideal for professionals in metalworking and fabrication, this drill bit meets industry standards for quality and performance.