Extra Length Drill Bits, Drill Bit Size (mm): 4.00 , Overall Length (mm): 87.0000 , Tool Material: Carbide , Coating/Finish: TiAlN , Coolant Through: Yes MPN:4143764

Extra-length drill bits made of durable carbide material offer exceptional performance and long service life in a wide range of applications. The titanium aluminum nitride (TiAlN) coating enhances cutting efficiency while reducing friction, allowing smooth and effortless penetration into tough materials such as steel or concrete. Featuring coolant through capabilities, these drill bits minimize overheating for optimal performance and extended durability. The extra-length design delivers deep hole drilling capability for professional users in industries such as construction, aerospace, manufacturing, and automotive repair. Overall, the combination of high-quality carbide material, TiAlN coating, and coolant through technology make these extra-length drill bits a powerful tool for demanding industrial applications where precision, speed, and reliability are crucial.