Milwaukee 5/16 in.-18 NC Plug Tap and Drill Bit

The Milwaukee 5/16 in.-18 NC Plug Tap and Drill Bit set includes a precision-machined straight flute plug tap designed for creating or repairing clean, accurate internal National Coarse threads, along with a corresponding drill bit for piloting. Built for through-hole threading applications, the plug tap features a protective black oxide coating for enhanced corrosion resistance and long-lasting laser-etched sizing for clear marking identification. Engineered from durable high-carbon steel, the tap features a square shank compatible with standard tap handles and wrenches. The accompanying drill bit is designed for efficient use with drill drivers, making this set suitable for metalworking applications including brass, aluminum, and mild steel.