7pcs SAE Ball End Hex Screwdriver Bit Set Allen Bits Imperial 5/64 5/16 Inch 65mm Magnetic 1/4 Shank

Good workmanship,high precision,this ball end hex bit set was made of high grade S2 steel,heat treated for durability,hardness reached 61RCH Strong magnetic,can easily suck screws, the allen bits can be firmly fixed on screwdrivers and keep screws stuck to them,can improve your work efficiency Nickel plating surface treatment, with strong anti-rust ability Can suck screw in vertical or tilted side,suitable for limited place Fit for electric screwdriver, manual screwdriver, electric drill, group general tools