The Vevor 12-piece screwdriver set is designed for home, electronics, appliance, bicycle, and professional repair work. It includes Phillips bits, slotted bits, a Z-type bit, and a magnetizer/demagnetizer for added versatility. CR-V6150 steel bits with an electroplated finish provide strength, wear resistance, and corrosion resistance. Magnetic tips help hold screws securely for improved control and efficiency. A rubber-coated handle and storage pouch make the set comfortable to use and easy to carry.