This screwdriver set contains the most common 51 screwdriver heads made of S2 steel (more durable). An ergonomic non-slip handle will help you complete the repair work better.The attached extension of the flexible shaft allows you to use flexible screwdrivers for repair work in narrow areas. Various crowbars, ESD-15 tweezers can improve your work efficiency.This screwdriver set contains the most commonly used screwdriver heads. They are suitable for various electronic products, laptops, glasses, smartphones, toys, iPhones, PC, watches, PS4 / Xbox / N switch controllers, UAVs, Macbooks, and most handheld devicesThe EVA portable storage bag is waterproof, wear-resistant and easy to store and carry. It contains two mesh pouches and can hold more maintenance tools.