Item Description Description 100% Brand New, Australia Stock 10 PCS nut driver bit set. The universal 1/4" hex shanks fit chucks ,drills, driver or screw gun. 10 power nut driver bits metric:5mm, 5.5mm, 6mm,7mm,8mm, 9mm, 10mm,11mm,12mm,13mm Material: chrome vanadium steel Fast Shipping from Melbourne Package Included: 10  power nut driver bits metric:5mm, 5.5mm, 6mm,7mm,8mm, 9mm, 10mm,11mm,12mm,13mm