The 21/64 X 12 SS HS XL Drill from Field Tool Supply is designed for precision drilling in stainless steel and other tough materials. This high-speed steel (HSS) drill bit features a length of 12 inches, making it ideal for deep hole applications. Its extra-long design allows for extended reach, while the stainless steel construction ensures durability and resistance to wear. The drill bit is engineered to provide clean, accurate holes with minimal friction, making it suitable for both professional and DIY projects. Compatible with standard drill chucks, this tool meets industry standards for quality and performance.