Ah, the fun of using a small project as an excuse to buy some good tools.
These are hardened metal drills in sizes 1 mm to 10 mm in 0.5 mm increments for everything from copper to titanium.
![Plastic case containing 19 hardened metal drills in sizes 1 mm to 10 mm in 0.5 mm increments for everything from copper to titanium.](https://cdn.uploads.micro.blog/4828/2021/80ddfab405.jpg)
Ah, the fun of using a small project as an excuse to buy some good tools.
These are hardened metal drills in sizes 1 mm to 10 mm in 0.5 mm increments for everything from copper to titanium.