The Walter 7684323 Extra Long Drill Bit is engineered for precision drilling in hard-to-reach areas, featuring a 5.00 mm diameter and a 132.00 mm overall length. Its spiral flute design ensures efficient chip removal, enhancing drilling performance. The carbide construction offers exceptional durability and wear resistance, making it suitable for drilling into materials such as aluminum, brass, bronze, cast iron, copper, steel, super-alloys, and titanium. The TiSiAlCrN/AlTiN coating provides additional hardness and reduces friction, extending tool life. This drill bit is ideal for applications requiring deep hole drilling with high accuracy.