Description: High quality: our precision screwdriver kit is made of high quality steel, hardened carbon steel shaft, black oxide coating, durable and . Mini screwdriver set is slim and perfect for small screw design. Precision design: 5-piece screw driver for precision machining. Rotate the handle cover so that you can press the machine by hand to operate the screwdriver easily. Easy to use: standard flat head screwdriver with rotary head, simple and practical. The color-coded cover can quickly identify the size and is easy to use. Different sizes: 1.6 mm, 2.0 mm Y-type 2-size screwdrivers. The material is chromium vanadium alloy steel. Applicable industries: watches, jewelry, glasses, digital electronics, etc. Two functions: 1.6mm can be used to repair the watch crown, and 2.0mm screwdriver is used to repair the watch strap screw. Specification: Material: chromium vanadium alloy steel Size: 10.3 x 0.94cm/4 x 0.37inch Package Includes:(2 Pack) 1 piece Triangular Watch case Screwdriver