Tired of having to constantly change drill bits in between jobs? Well, this Thread tap drill bit set is for you! With this all-in-1 bit set, you no longer need to use different tools to create a simple threaded hole. Back-tapered design ensures PERFECT drilling & tapping by avoiding any damage from over-drilling.
Made of HSS, enough hardness and sturdy construction make them not easy to break or deform. Six different sizes of drill bits can help you get different sized holes. Perfect to work on wood, oft metal, aluminum plate, iron, etc.
Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency. Order now!