10 pcs steel drill bits, 0.8/1.0/1.2/1.5/1.8/2.0/2.2/2.5/2.8/3.0 mm, All packed in a small plastic box with 10 compartments and according marks.

 Features precisely designed 3-jaw chuck, can clamp 0.8-3 mm bits firmly, and keep them upright, help make nice holes. You can make it open and close easily by rotating the chuck head.: Made of aluminium alloy and steel, the pin vise is sturdy, has long service life.