Milwaukee M10-1.50mm Metric Straight Flute Plug Tap & Drill Bit Sets include a precision machined Plug Tap designed for creating or repairing clean, accurate internal threads, along with the corresponding drill bit for piloting. The Plug Taps feature long-lasting laser-etched sizing for the clearest markings and are coated with protective Black Oxide for enhanced corrosion resistance. The square shank of the Plug Taps is compatible with all standard tap handles or tap wrenches and is specifically designed for through-hole threading. Built for durability, these MILWAUKEE® Straight Flute Plug Taps are i for cutting threads in common metal applications such as brass, aluminum, and mild steel. The included drill bit is intended for use with drill drivers. For optimal performance, it is to use the Plug Taps with cutting fluid. Model Number: 49-57-5554