uxcell 10 Pcs Chrome-Vanadium 1/4" Shank 10mm Magnetic Hex Socket Nut Driver Setter Product Name : Hex Driver Bit;Material : Chrome-Vanadium Hex Socket Size : 10mm/ 25/64";Hex Shank Size : 6.35mm/ 1/4" Overall Size : 15 x 65mm/ 0.6" x 2.5" (D*L);Color : Gray Weight : 365g Package : 10 x Hex Driver Bits