Milwaukee 10-24 NC Straight Flute Plug Tap is precision machined to create or repair clean and accurate internal threads with ease. Designed for durability and performance, this plug tap features long-lasting laser-etched sizing for clear markings and a protective Black Oxide coating that provides excellent corrosion resistance. Its square shank fits all standard tap handles or tap wrenches and is i for through-hole threading. Engineered to cut threads in common metals such as brass, aluminum, and mild steel, this tool delivers reliable results across a variety of applications. For optimal performance, it is to use the plug tap with cutting fluid. Model Number: 49-57-5125