The 5/16 COOLANT FEED DRILL LONG is a specialized drill designed for efficient coolant delivery during drilling operations. With a diameter of 5/16 inches, this long drill bit is ideal for deep hole drilling in various materials, including metal and plastic. The integrated coolant feed system helps to reduce heat buildup and prolong tool life, ensuring optimal performance. Constructed from high-speed steel, this drill meets industry standards for precision and durability, making it a reliable choice for professionals in machining and manufacturing.