Spiral Screw Thread Taps Drill Bits

1：tool angle groove,strong resistance to flexural damage,stong cutting performance
2：Complete hole drilling, tapping, deburring and countersinking in one operation with power drill saves labor and time.
3.Self-centering point, do not need assistant center drilling or center punching.
4.Taps produce internal threads in previously formed holes and can be used in machines
(such as drill presses) or with hand tools.
5..Modified bottoming chamfer has additional length to reduce chip load, add tool life,
and permit higher tapping speeds.
6..High-speed steel tools are good for most general purpose applications, offering a
combination of hardness and toughness for wear resistance.
7.Hss Drill Bit Set For Wood, Plastic And Aluminum.
8.Multi Coated optics guarantee superior light transmission and brightness
9.Ideal for auto repair and machinery where metric threads are specified Suitable for soft tapping metal, aluminum.