Deluxe 10 Screwdriver Set With Spare Blades on a Rotating Stand 10 screwdrivers sizes (mm) 0.5, 0.6, 0.7, 0.8, 1.0, 1.2, 1.4, 1.6, 1.8 ,2.0. 10 containers for extra blades containing a total of 37 blades. Rotating Stand and spare blades Blades are made of Nickel Chrome Molybdenum Alloy Steel. Color coded handles are Slip Resistant