10 Pcs 10mm Hexagon Magnetic Nut Driver Bit Socket Adapter Power Tool Product Name : Hex Driver Bit Adapter;Material : Chrome-Vanadium Hex Socket Size : 10mm/ 2/5";Hex Shank Size : 6mm/ 1/4" Overall Size : 15x 65mm/ 0.6" x 2.5" (D*L);Color : Dark Gray Weight : 352g Package : 10 x Hex Driver BitAdapter