This is a set of 9 screwdrivers on rotating stand with extra blade for each size. Stand design to rotate, display all the screwdrivers to store the extra tips one of each size in the center compartment . Color coded handle and stand to identify the right size, easily for quick selection. Knurled body of the the screwdriver for better grip and slip resistant. The swivel head to keep applying pressure while turning the screwdriver without having to lift the tool after each turn. This screwdriver set are suitable to use on the delicate and precious articles such as watches, jewelry, high technology instruments and electronic apparatus etc. This set has 9 sizes (.60, .80, 1.00, 1.20, 1.40, 1.60, 2.00, 2.50 , 3.00m/m). Designed specially for watchmakers for watch repairing, jewelry.