Item Type: Extrusion Tap Material: Tungsten steel Coating: Nano blue coating Type: Thread Tap (Metric) Specification: M2 Pitch: Approx. 0.4mm / 0.02in Shank Diameter: Approx. 3mm / 0.1in Thread Length: Approx. 15mm / 0.6in Total Length: Approx. 47mm / 1.9in M2.5 Pitch: Approx. 0.45mm / 0.02in Shank Diameter: Approx. 3mm / 0.1in Thread Length: Approx. 13mm / 0.5in Total Length: Approx. 47mm / 1.9in M3 Pitch: Approx. 0.5mm / 0.02in Shank Diameter: Approx. 4mm / 0.2in Thread Length: Approx. 11mm / 0.4in Total Length: Approx. 50mm / 2in M4 Pitch: Approx. 0.7mm / 0.03in Shank Diameter: Approx. 5mm / 0.2in Thread Length: Approx. 16mm / 0.6in Total Length: Approx. 55mm / 2.2in Package List 1 x Extrusion Tap 1Made of tungsten steel material, it has the advantages of high hardness, wear resistance and corrosion resistance. 2The tap has a nano-blue coating to provide insulation protection and improve oxidation resistance. 3Standard metric straight thread design, clear and tidy without burrs, can quickly remove chips. 4The tap is mainly used for installation on the machine, and the long handle is suitable for installation and is not easy to fall off. 5With a wide range of applications and can be used for bicycle repair, furniture assembly, machinery manufacturing, etc.