For use with a medium weight hammer to loosen stubborn screws and nutsSupplied in storage case with 14 inter-changeable bitsCONTENTS3 x Slotted Blade: 516 38 124 x XPT head: No1 No2 No3 No43 x Hexagon: 4mm 5mm 6mm 10mm4 x Torx head: T30 T40 T45 T50andnbsp