- ✅【Titanium Coating:】Coated by titanium,this step drill set performs well in heat,corrosion and rust resistance.
- ✅【Hexagonal Design :】The hexagonal shank titanium drill uses a double-edged design to make cutting smoother and smoother. High-step design allows you to stop and don't drill big!.
- ✅【Multi-function:】4-12mm / 4-20mm / 4-32mm, Handle: 1/4" quick-change hex shank for drilling,drill holes of different sizes.
- ✅【Application:】Perfect for home repairs and light jobs such as drilling holes in plastic,aluminum,copper,iron sheet and many other types of sheet metal (excluding steel or any other harder metal.
- ✅【Product Guarantee:】Your customer satisfaction and 12 months warranty of step drill kit can be guaranteed.