Uxcell a14110600ux0769 14mmx135mm Hex Nut Slotted Extension Hexagon Driver Drill Bit Adapter Product Name : hex Nut Driver; hex socket size : 14mm / 0.55" Shank tip size : 6mm /0.24"; overall size : 20 x 135mm / 0.8"X 5.3" (max d*l) Slotted width : 10mm/0.4"; Color : Gray Material : metal; weight : 140G Package : 1 x hex Nut Driver