Milwaukee 0327551 5/8 in.-18 NF Straight Flute Plug Tap

The Milwaukee straight flute plug tap is precision-machined for creating or repairing clean, accurate internal threads. Designed for durability, this tap features a protective black oxide coating for enhanced corrosion resistance and long-lasting laser-etched markings for clear identification. Engineered for through-hole threading, it features a square shank compatible with standard tap handles and wrenches. It is ideal for cutting threads in common metal materials such as brass, aluminum, and mild steel, delivering optimal performance when used with cutting fluid.