The magnetic tip can easily hold the screw when in use.Exquisite workmanship, each edge can accurately lock the screws without damage the screws and the screwdriver bit.An excellent replacement for lost, bent or broken Phillips/Slotted head screwdriver bits.Made of S2 alloy steel, which is a high-hardness material commonly used in hardware.Suitable for electric screwdrivers, manual screwdrivers, electric drills, air drills, etc.Specification:Shank Size: (Hex) 1/4-inchBit Type: 2mm x PH0, 3mm x PH0, 4mm x PH2, 5mm x PH2, 6mm x PH2, SL1.6, SL2, SL2.5, SL3, SL4, SL5, SL6Overall length: 50mm / 2-inchMaterial: S2 SteelHRC: 60 (±1)KEY_TAB Package Content:1 Set (12 Pcs) x Phillips / Slotted Screwdriver Bits