INNOVATIVE MAGNET FUNCTION: The pen screwdriver has a compact magnet embedded in of the screwdriver, specially designed to hold small screws and prevent them from falling out when your hands are busy, greatly enhancing the efficiency and safety of your repair work. WIDE APPLICABILITY: This 4-in-1 screwdriver is ideal for repairing small devices such as laptops, calculators, eyeglasses, etc. It is also suitable for numerous other small machines or devices, providing great convenience for your . PORTABLE SIZE DESIGN: The total length of this pocket screwdriver is about 5.3 inches (13.4 cm), which makes it easy to carry and store, and easily fits into your pocket. Its compact design allows you to securely fasten it inside your pocket to prevent loss. The screwdriver head sizes are 3mm and Flathead 4mm, adapting to a variety of occasions. PRODUCT VERSATILITY: You get a set of 3 4-in-1 mini pen screwdrivers, each of which comes with 4 double-ended screwdriver bits - with 2 and 2 flat heads - and a useful mini magnet. This combination ensures a variety of tools to meet your multiple repair needs. High-quality material and durability: made of chrome alloy steel, this portable pen screwdriver shows excellent resistance to breakage and deformation, ensuring worry-free long-term use. In addition, its hexagonal shank design can be directly connected to power tools, further expanding the range of use., Weight: 0.14991433816 Pounds, Manufacturer: Gishbjka