Smaller ones are better than any needle for punching in to relieve pressure. Great for blood blisters and drilling into finger nail beds. The bit's are super pointy/sharp but they have a good point and work well.

This is a must have if you are doing polymer clay work. It is great for drilling holes in plastic and does not gum up as electric drills would. I use them on baked polymer clay of lots of thicknesses and on polymer clay that also has cured uv resin ap...  Read More

Very substandard quality. Main complaint is the vise, which i have been trying to incorporate into my projects for several months. All in all, just pretty disappointing.

As others have commented and pictured, the drill bits are weak and break easily. The tolerances in the screw and sliding jaw are so loose the the jaw wobbles back and forth about 20 degrees laterally. It slides all over the place so you'll have to buy...  Read More