different sizes: watch (0.8mm, 1.0mm, 1.2mm, 1.4mm, 1.6mm), 5 different sets of flat screwdrivers for you to choose from, different sizes correspond to different colors, easy to distinguish. Different sizes match different parts. High quality and durable: This set is made of tool steel, sturdy and durable, the tip is made of carbon steel, not easy to wear, corrosion resistant, which is comfortable to hold and apply force with the palm of your hand. hand. Versatile: standard flat screwdriver and swivel Phillips screwdriver, simple and practical eyeglass screwdriver. This set has a color marking on the handle, and different sizes of screwdrivers correspond to different colors, which can help you quickly find watchmaker screwdrivers. what you need when using it. Easy to use: The watch has a groove design, which is convenient for screw fixation and installation and repair. easy disassembly. Grid design, disassembly is not easy to slip. Stable metal handle with non-slip corrugated surface, the drivers fit the hand comfortably and do not slip, easy to carry and can be taken off and used at any time when needed. Wide range of applications: The set is suitable for daily tool maintenance, such as dismantling watches, computers, glasses, toys, jewelry, etc. The various types of screwdrivers are enough for your daily repair work.