Description: 1. Material: chrome vanadium alloy steel 2. Weight: 67 grams 3. Dimensions: total length 65 mm, tip width 5 mm, magnetic coil diameter 10 mm, hexagonal shank diameter 6.5 mm 4. Features: the magnetic-coil bit can play a role of positioning, effectively reduce the probability of slippage, avoid unnecessary wear at the moment of slipping, and increase the magnetism and suction of the bit. 5. Applicable machines: suitable for hand drills, suitable for rechargeable drills, suitable for electric screwdrivers, suitable for wind batch.