The pocket screwdriver is designed in a pen-shaped shape and is lightweight and compact for easy carrying 45# steel, practical and If desired, you can add this screwdriver to your hand tools, hardware supplies, or office supplies to assemble and repair. Changing the driver bit is very easy Driver comes with 8 screwdrivers for #00, #0, #2, 1.5, 2.0, 3.0, 3.5 Magnetic Head Kit This hardware tool is ideal for homeowners and hobbyists to quickly do jobs such as assembling and repairing electronics and home improvement projects, Manufacturer: NUEAYMS