Made from high strength alloy steel, the bit anticorrosion properties and wear resistance, ensuring they maintain sharpness and durability through repeated use effortless screw removal and installation with perfectly machined bit that grip securely, enhancing your repair efficiency and ease across countless applications Perfect for home workshops, travel set, or quick electronics repairs on the go, the compact case allows for organized storage and easy portability fine screw adjustments are needed This screwdriver set features multiple size for tasks on watches, glasses, phones, and laptops, offering a comprehensive solution for various small device repairs Ideal for both professional repair technicians and enthusiasts, its ergonomic handle design minimizes wrist fatigue during extended use, providing a reliability tool for intricate tasks, Manufacturer: SHINLHUA