With this 3 Piece Step Drill set you can drill holes from 4mm up to 32mm through metal, plastic or wood. This making them great for many plumbing and automotive tasks. The drills are made of M42 High Speed Steel with a Titanium coating for reduced friction and heat. They have 2 flutes to give a faster, smoother cut and the tapered face of the next cutter automatically deburrs the finished hole.

Specifications

* No.1. 4-12mm Hole Sizes in 2 mm Steps
* No.2. 4-20mm Hole Sizes in 2 mm Steps
* No.3. 4-32mm Hole Sizes in 2 mm Steps

* Made of High Grade High Speed Steel
* Heat Treated and Highly Polished
* Drills Perfectly Round Holes in Steel, Brass, Plastic, Wood etc.
* Automatically deburrs holes as you drill
* Two-flute design gives you faster, smoother cutting
* Titanium nitride coating for cooler running
* High speed steel for long life
* Storage pouch included

For more workshop tools please see my other items