12Pcs/Set 50mm 1/4 Inch Hex Shank Phillips for Cross Screwdriver Bits brand new and high quality Materials: S2 alloy steel Color: as shown in pic Descriptions Those for Cross Screwdriver Bits are made of S2 alloy steel which is a commonly used material in hardware with high hardness bits can be firmly fixed on screwdrivers. 12 sizes a set at an inexpensive price can meet your requirements. Specifications Type of head: for cross / phillips Type of shank: 6.35mm / 1/4 in. hex Those bits fit for electric screwdrivers, hand screwdrivers, electric drills, drills and so forth. Notes PH00 is suitable for precision apparatuses; PH0 is suitable for small appliances and precision apparatuses; PH1 is suitable for major and small appliances; PH2 is suitable for household screws and major appliances. Do not turn the screws with unmatched size, in for case get both screw and bit damaged. Size: Quantity: 12 Pcs Note: Please allow 1-2mm errors due to manual measurement Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!