Features: Strong magnetic, it can easily suck screws when you use it. It can be used for handheld electric screwdriver, screwdriver, drill, air and other tools. Exquisite workmanship, each edge can be accurately locked screws, no damage to screws and screwdriver bits. Magnetic Hexagonal Ball Head 65mm Screwdriver S2 steel, this batch of head using S2 steel, the surface of the batch head for the color of steel material, from the inside to the outside are the same. A good material does not need to do surface decoration through exterior decoration, batch quality is to look at the inner material. Specification: Material: S2 steel Edge (Approx.):6.35mm Length (Approx.):65mm Size: H2, H2.5, H3, H4, H5, H6, H8Quantity: 1 set (7pcs)Note: Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Compare the detail sizes with yours, please allow 1-4CM differs due to manual measurement, thanks! Package Included:1 Set x Hex Screwdriver