NORTOOLS Drill Tap HSS Combination Drill and Tap Set with 1/4 Inch Quick Change Adapter,6-32 to 1/4-20 Screw Tapping bit Tool
- ...【Applicability】Drill tap bits set suitable for drilling tapping cutting on light metal aluminum board iron etc. Deburr/countersink also provided on bit beyond back taper. 4341 material is suitable for wood, aluminum, iron and other materials with lower hardness. The 6542 material has high hardness and is more durable, and can be applied to steel plates, even thinner 304 stainless steel plates of about 2mm..
- ✅【High efficiency】 Complete hole drilling, tapping, durable and countersinking in one operation and greatly save processing steps and time costs, improve working efficiency. Recommended for use it on a tapping machine. Pay attention to the operation method when using the electric drill. Excessive shaking and tilting will affect the tapping and even break the tap..
- ✅【QUALITY GUARANTEE】 We have carried out strict quality inspection and control on each drill tap bits set before leaving the factory, and the pass rate is above 99.99%. If you have any usage or quality problems, please feel free to contact us through Amazon..