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 cross 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: 2.0xPH00, 2.0xPH0, 2.5xPH0, 3.0xPH1, 3.5xPH1, 4.0xPH1, 4.5xPH1, 5.0xPH1, 6.0xPH1, 4.5xPH2, 5.0xPH2, 6.0xPH2Overall length: 50mm / 2-inchMaterial: S2 SteelHRC: 60 (±1)KEY_TAB Package Content:1 Set (12 Pcs) x Phillips Screwdriver Bits