The “KOOCU Precision Screwdriver Kits for All iPhone 4, 5, 6, 7, Samsung, and China Mobile Phones” is a comprehensive tool set specifically designed for repairing and servicing a wide range of mobile phones, including popular models from Apple (iPhone series) and Samsung, as well as various Chinese mobile phone brands. Here’s a detailed overview:

1. Precision Screwdriver Kits: The set includes a variety of precision screwdrivers tailored to handle the specific screws used in iPhone 4, 5, 6, 7, Samsung, and China mobile phones. These screwdrivers are crafted with precision tips to securely fit and handle the small screws found in mobile devices.