* Great replacement for missing, bent or broken slot screwdriver bits.* Superior Quality: Those Slot Screwdriver Bits are made of CrV alloy steel, which is a commonly used material in hardware with high hardness.* Magnetic Screwdriver - Widely used for manual electric screwdriver, screwdriver, drill, air and other tools, ect.Features:* Shank Size: Hex 1/4-Inch* Screwdriver Total Length: 100mm/ 3.94-inch* Bit Type: PH0, PH1, PH2,PH3, SL3, SL4, SL5, SL6* Screwdriver Handle Size: 122 x 32mm/ 4.8" x 1.26"(L* Max.D)Package Content: 1Set x Slotted Head Phillips Screwdriver Bit Set