Tooluxe 00223L Hilltex 1/2" Drive Extension Bar Set (4 Piece), 3" x 10" Long extension bar for ratchets can be used to help you loosen stubborn fasteners in tight, narrow spaces Fully polished chrome finish gives off a professional look while making it easy to clean Chamfered lead in will aid in providing an extra strong grip with your sockets and impact tools Ball detent holds sockets securely so your work is never disrupted Set includes a range of four extension bars from three inches to ten inches to add length for your sockets for any hard to reach fasteners