1. An excellent replacement for lost, bent or broken screwdriver bits.
2. Made of D1 alloy steel with polished finish, high torque and long durability. 30 N·M rated torsion, hardness up to 65 HRC.
3. Comes with a magnetic screw retaining collar, can lock the screw in place for easy work.
4. Exquisite workmanship, each edge can accurately lock the screws without damaging the screws and the screwdriver bit.
3. Widely used in DIY hand-making, woodworking, household appliances, precision instruments and most general repairs.
4. Can be used for any power drill, cordless drill, etc.
5. Notice: Do not turn the screws with mismatched size to avoid damage to both the screw and the drill.