Bit Holders, Bits, Sockets manufacturer / supplier in China, offering High Strength Magnetic Impact Driver Bits – pH2, Anti-Slip, 10PCS Set with S2 Material, pH2 Magnetic Impact Screwdriver Bits – 1/4 Inch Hex Shank, CNC Precision, Double Ended pH2 Screwdriver Bits – 1/4 Inch Hex Shank, Magnetic, 10PCS Set and so on.