Features: _x000D_ These taps are made from high quality bearing steel for high hardness._x000D_ _x000D_ There are total 7 pieces of taps in different sizes from M3 to M12 that you can use for tapping various threads._x000D_ _x000D_ They are used to cut new threads or repair damaged threads, you will have a smooth tapping experience with them. _x000D_ These taps are used with a tap wrench to do the tapping, wrench is not included. _x000D_ Great tools used to create screw threads on wood, plastic, aluminum or many other soft materials. _x000D_ _x000D_ _x000D_ _x000D_ Specifications: _x000D_ Material: Bearing steel _x000D_ Standard: Metric _x000D_ Size: M3, M4, M5, M6, M8, M10, M12 _x000D_ Quantity: 7 _x000D_ _x000D_ _x000D_ Instruction: _x000D_ 1, Insert cone part first and make sure the tap center line agrees with drilling center line._x000D_ 2, Rotate tap wrench with a even force to feed tap, don't need to add force after feed._x000D_ 3, Reverse rotate about 45 each time rotate tap to cut chip in order to avoid blocking._x000D_ 4, If it is difficult to rotate tap, stop adding force or tap will be broken. _x000D_ _x000D_ _x000D_ Package Includes: _x000D_ 7 x Taps (Tap wrench is not included)