6pc X HSS Hex Shank Tap Drill Bits Metric Thread Screw Compound Tapping Set Tool

FEATURES:

– Perfect for soft tapping metal, Aluminum, Wood, Plastic, etc.
– Multi-use drill tap deburr countersink hex bit kit.
– Opening, tapping, chamfering.
– Hole drilling, tapping and deburring/countersinking.
– Decrease processing steps and save time, improve working efficiency.
– Back tapered beyond tap to prevent thread damage from over-drilling.
– Its a spiral groove, within the processing thread, cutting up to exclude, and was curled applied internally threaded through holes.
– You can also insert the screws – in the hole where have been drilled.

NOTICE:
1. Please add some oil before operate the tap, so the operation is smoother, and also to extend the life of the tap.
2. Application: High Speed Steel 6542 is suitable for wood, aluminum, iron and other lower hardness material, the material thickness is 3-5mm.
Caution if you used it with hard meta.

In the Package: – 6x Drill Tap Countersink