6 HSS Hex Shank Tap Drill Bits Metric Thread Screw Tapping Set

This 6-piece HSS hex shank tap drill bit set is designed for drilling, tapping, and countersinking in soft metals, aluminum, wood, and plastic. It is ideal for multi-step operations including opening, tapping, and chamfering, improving work efficiency. The spiral groove design ensures precise threading while the back-taper prevents thread damage from over-drilling. Screws can be easily inserted into pre-drilled holes.

Features
Perfect for soft tapping metal, aluminum, wood, and plastic.
Multi-use drill tap deburr countersink hex bit kit.
Supports opening, tapping, chamfering, and hole drilling.
Back-taper design prevents thread damage from over-drilling.
Spiral groove ensures smooth internal threading and easy screw insertion.

Specifications
Material: High-Speed Steel 6542
Applicable Materials: Wood, aluminum, iron, and other lower-hardness materials
Material Thickness: 3-5mm
Shank Type: Hex shank
Number of Pieces: 6

Package Includes
6 x Drill Tap Countersink

Notes
Add oil before operating the taps for smoother performance and extended tool life.
Avoid using on hard metals.
Please allow slight chromatic aberration in photos.
Manual measurements may cause size deviations.