The Threading Tap Set (1/8-1/2 Inch) is designed for precise and efficient internal threading in various metals, including aluminum, steel, and brass. Crafted from high-speed steel (HSS) for superior durability and wear resistance, these taps ensure smooth and accurate threading. Suitable for both hand tapping and machine use, they provide clean and sharp threads for bolts and fasteners. Ideal for automotive, machinery, and industrial applications, this tap set is essential for mechanics, fabricators, and metalworkers. Available in all sizes from 1/8 inch to 1/2 inch, making it perfect for various threading requirements.