The COMB DRL&CTSK HS # 000 from Field Tool Supply is a high-speed steel drill and countersink combination tool designed for precision drilling and finishing. This tool features a robust construction that ensures durability and longevity, making it ideal for various applications in metalworking and woodworking. With a cutting diameter of 0.000 inches, it is perfect for intricate tasks requiring accuracy. The high-speed steel material provides excellent heat resistance and cutting performance, while the tool's design allows for easy alignment and reduced friction during use.