High quality: small screw where the thread is deep and clear without burrs, high-quality carbon steel smelting, the fastening effect is better. Standard cross groove, even force, easy to lock, not easy to slip, more convenient and quick to use. Type: Miniature small screws: L, M, N, O. 18 specifications Diameter: 1.2 mm 1.4 mm 2.0 mm Easy to install: Pointed tip, self-attacking effect, easy to use, saves time and effort. Non-slip screws for locking, you can lock directly into wood or thin iron material, high strength, can be hammered directly, no deformation, not easy to break. Wide application Phillips Micro Mini Screw is widely used for computers, phones, watches, glasses, electronics, electrical appliances, furniture, toys, cars or other repairs that require small screws. With strong box: This screw nut set is well packed and sorted in a plastic box, do not worry about damage or disorder. The box design is nice and easy to take out the right screw.