Milwaukee M14-1.50 mm Straight Flute Plug Tap is expertly crafted for creating or repairing clean and precise internal threads. These plug taps are precision machined to ensure accuracy and feature long-lasting laser-etched sizing for the clearest markings. They come with a protective Black Oxide coating that provides excellent corrosion resistance, extending the tool's life. The square shank design is compatible with all standard tap handles or tap wrenches, making it versatile for through-hole threading applications. Built for durability, this tap is i for cutting threads in common metals such as brass, aluminum, and mild steel. For optimal performance, it is to use these plug taps with cutting fluid. Model Number: 49-57-5166