6 Piece Metric Thread Tap Drill Bits Set

It's a unique combination of a tapper and a drill in one bit!Get perfectly threaded holes every single time you drill with the double-action Drill Tap Bits! Efficiently drill and thread your holes at the same time without having to swap your bits with these convenient Drill Tap Bits!This unique drill bit set will automatically thread your holes whenever you drill a hole for your screws. Increase your productivity and efficiently drill holes and tap them without even having to change your bits.Complete Hole Drilling . Tapping . And Deburring/Countersinking In One Operation With Power Drill. The thread drilled by the drill is very reliable. Even if you do not use an electric drill . you can easily screw in the screws just by hand . saving a lot of work time. FEATURES Sturdy material - made of HSS . enough hardness and sturdy construction make them not easy to break or deform . the surface is coated with titanium to prevent oxidation and not easy to rust . which can serve you for a long