Very practical pin vise. You can use it with any small drill bits. This vise is very easy to use. Comes with 2 reversible collets (also called chucks or bit holders) on the two ends, that fit bits which are 0-1.2, 1.3-2.4, 0.8-2.0 and 1.8-3 mm. To reverse the collet just unscrew it, reverse it and screw it again.  Four drill bits are  included: 1mm, 1.5mm, 2mm, 3mm