Features These taps are made of high-speed steel and the surface is coated with titanium for high hardness and rust resistance. They are used to cut new wires or repair damaged wires, you will have a smooth tapping experience with them. These HSS taps are great tools used to create threads, to cut or form the female part of the coupling pair. There are a total of 5 pieces of different sizes males from M3 to M8 that you can use to tap various strands. Males are designed with spiral grooves, and the chip removal process would be better. Specifications: Material: 6542 high speed steel Surface finish: Titanium coating Type: Spiral Flutes Standard: Metrics Size: M3 * 0.5mm, M 4 * 0.7mm, M5 * 0.8mm, M6 * 1mm, M8 * 1.25mm Quantity: 5 Features:There are a total of 5 pieces of males of different sizes from M3 to M8 that you can use to tap various strands. Males are designed with spiral grooves, and the process of removing chips would be better. They are used to cut new wires or repair damaged wires, you will have a smooth tapping experience with them.These taps are made of high-speed steel, and the surface is coated with titanium for high hardness and rust resistance. These HSS taps are great tools used to create threads, to cut or form the female part of the coupling pair. Package includes: 5 taps Package List