High-precision one-piece moulding process, smooth, round arcs and edges; comfortable grip, the sand-blasted surface that protects against moisture and corrosion. Tips feature high-precision fit two layers of anti-rust coating hard never brittle tough never pliable. Treated with anodic oxidation specialized non-slip handle rotating cap design. Mi x with precision screwdriver includes a total of 24 high-precision bits in 9 different types of tips. They can be used to repair a multitude of household appliances, including quartz watches cameras radios computers cell phones and drones. They can meet almost all of your daily repair needs.