2. The Hex wrench is suitable for electric drills, electric screwdrivers and hand screwdrivers with speed regulating devices. Features: 1. After heat treatment, it is , high in hardness and not easy to wear. 3. The hexagonal drill set is clearly marked, so you can quickly find the size you need. Easy to carry and use. 4. Magnetic, which helps to keep nuts and bolts stuck on it. Can improve your work efficiency., Weight: 0.60847584312 Pounds, Manufacturer: Jaywool