- ✅【Titanium Coating:】Coated by titanium,this step drill set performs well in heat,corrosion and rust resistance.
- ✅【Quality Material:】HSS 4241 & classic high speed steel with titanium coating for strength and longevity.
- ✅【Product Feature:】Two-fluted design provides faster,smoother cutting,provided with small pressure and the sets.
- ✅【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.