1. No Injury to Screws / Durable / S2 Steel / Magnetic Bit / Anti-slip Handle 2. Preventing screws from being screwed with excessive force and injuring the screws 3. 360 rotatable tail cap, built-in rotary bearing, smooth operation, energy saving, improve work efficiency 4. S2 steel batch head, automatic magnetic suction, fit screws, not easy to slip teeth 5. Handle material: Aluminum alloy
