The 3/16 X 18 SS HS XL DRILL from Field Tool Supply is a premium high-speed steel drill bit designed for superior performance in stainless steel and other tough materials. With a diameter of 3/16 inches and a length of 18 inches, this drill bit is perfect for deep hole drilling applications. Its extra-long design provides extended reach, making it ideal for accessing hard-to-reach areas. The high-speed steel construction ensures excellent durability and heat resistance, while the precision-ground tip allows for accurate drilling and reduced friction. This drill bit is compatible with standard drill chucks and is suitable for both professional and DIY projects.