The MENG MTS-023 Precision Hobby Pin Vise Set has the following features:

The one-piece forged handle is made of aluminium alloy.
Treated by anode shot blasting, it has great appearance.
The handle end features a quality bearing for smooth drilling and good hand feeling.
Drill bits made of tungsten steel are sharp and strong. This will result in low drilling resistance and smooth removal of waste material.
This set includes 0.4-1.3mm drill bits which cover the needs of model building.