- 13 Step drill bit
- 3.2mm (1/8") to 12.7mm (1/2") Driilling diameter
- 5mm drilling depth for each step
- Titanium coated for long life
This drill bit replaces 13 individual drill bits. The two-flute design makes for faster, smoother cutting. A titanium nitride coating makes for cooler running. This bit automatically de-burs holes as you drill. It is made from M2 high speed steel for long life. There are 13 stepped sizes with a 5mm depth for each step.