【Convenient Storage】： Take your organized set wherever you go. Thread Size: M5 M6 M8 M10 M12. 1 Pcs — M8 x 1.25mm. 1 Pcs — M12 x 1.75mm. 1 Pcs — M10 x 1.5mm. 1 Pcs — M6 x 1mm. With easy-to-use tools like tap wrenches and bit cylinder insertion, rethreading has never been so simple.