This Swiss-made set of 6 ball-bearing screwdrivers includes screwdrivers sizes of 0.60mm, 0.80mm, 1.00mm, 1.20mm, 1.40mm, and 2.00mm. Featuring knurled stainless steel handles. It is mounted on a sturdy aluminum stand with 2 steel pillars, featuring 6 color-coded head selections for easy identification. The package also includes 6 replacement hardened blue steel blades, this Horotec MSA01.201-D is a must for any serious watchmakers and hobbyist alike.