Product Review

The best drill blades specially for modeling and focusing on function to use with pin vise.
The best length for using with pin vise.
Smooth cutting obtuse angle edge.
Obtuse angle Drill Bit drills smoothly, not shaky, and easy to drill almost perfect circle.
Drill Bit set of 8, 1.1/1.2/1.3/1.4/1.6/1.7/1.8/1.9mm diameter.