Features: These taps are made from high quality bearing steel for high hardness. There are total 5 pieces of taps in different sizes from M3 to M8 that you can use for tapping various threads. They are used to cut new threads or repair damaged threads, you will have a smooth tapping experience with them. These taps are great tools to create screw threads, to cut or form the female portion of the mating pair. Widely used to create screw threads on wood, plastic, aluminum or many other soft materials. Specifications: Material: Bearing steel Standard: Metric Size: M3, M4, M5, M6, M8 Quantity: 5 Package Includes: 5 x Taps