Size: Tap Length: 103.5mm/4.07''. Thread Head Length: 31.7mm/1.24''. Die OD: 45mm / 1.77'', Die Thickness: 14mm / 0.55''.
High-quality material: The M18 metric die is made of high-quality alloy steel, high hardness and good wear-resistant. The thread tap is made of high speed steel 6542, which is stronger and more long-lasting.
Design: This tap is designed with a straight fluted, fast chip removal, and no blocking make your threads machining faster.
Wide application: This tap and die set is suitable for general threading such as the treatment, correction, repair or cleaning of external threads. Widely used in copper, brass, stainless steel, iron, aluminium alloy and other materials to process threads.