Magnet Head Use the magnet head for ease of use. Place screws on the end to ready up and get your screw in tight. Alternatively, when taking out screws the magnetic head helps keep the screw attached so you cannot lose the screws when taking them out. Made from CrMoV Heat Treatment Steel used for this screwdriver set is made from CrMoV heat treatment. This method provides stronger steel. Grip Made from No Toxic Materials Attached with a strong grip handle that will not slip out of your hand while busy working. Since the handle isn’t made from toxic materials so no fear of having toxic materials rub off on your hands. Easy to carry, extra durable packaging This screw driver set comes with an easy to carry and extra durable package. Keep your tools with you wherever you go. The bright colors also make it easy to find when working in dark or poorly lit areas.