KKmoon Mini 29-in-1 Interchangeable Professional Versatile Hardware Screwdriver Tool Kit with Carry Box tools for computer camera cellphone (not for iPhone) 29-in-1 interchangeable professional hardware tools include one handle, one extension bar, one tweezer and 26 different screwdrivers. You can choose the suitable tools freely according to your needs The screwdrivers are made of high quality CR-V steel, high hardness and good toughness. 10cm non-slip handle is made of PP&TPR material with magnetic connector,6cm magnetic extension bar,10cm tweezer is perfect for narrow gap operation. Compact design, lightweight and portable,Equipped with a box, easy to carry. By using this set of tools, you can remove the small part of your computer / camera / cellphone(not for iPhone)...and repair the device without damaging it.