The Walter 7684321 Extra Long Drill Bit is engineered for precision drilling in deep or hard-to-reach areas. With a diameter of 12.70 mm and an overall length of 357 mm, this carbide-tipped drill bit offers exceptional durability and performance. Its spiral flute design ensures efficient chip removal, reducing the risk of clogging and enhancing drilling efficiency. The right-hand cutting direction and 140-degree point angle provide optimal cutting action, while the TiSiAlCrN/AlTiN coating extends tool life by reducing wear and heat buildup. This drill bit is suitable for machining a variety of materials, including aluminum, brass, bronze, cast iron, copper, steel, super-alloys, and titanium. Its extended length allows for drilling deeper holes without the need for multiple tool changes, improving operational efficiency and reducing downtime. The straight shank design ensures compatibility with standard drill chucks, facilitating easy setup and use. The Walter 7684321 Extra Long Drill Bit is an essential tool for applications requiring deep hole drilling, offering reliability and precision to meet the demands of professional machining tasks.