Milwaukee 3/16" x 12" Aircraft-Length Black Oxide Drill Bit is designed for deep drilling tasks in metal, wood, and PVC plastic, making it a versatile tool for various projects. Its black oxide coating enhances durability by providing excellent resistance to corrosion, ensuring a longer lifespan. The 135° split point tip allows for precise starts on contact and prevents the bit from walking, improving accuracy and control. Additionally, the 3-Flat Secure-Grip™ shank ensures the bit stays firmly in the drill chuck, ing stability during use and reducing slippage. Model Number: 48-89-2771