Features: 1.Package Includes: This 9 piece wobble extension set includes: 2inch, 4inch and 9inch 1/4inch drive wobble extensions, 3inch, 6inch and 9inch 3/8inch drive wobble extensions, and 2 inch, 5inch and 10inch 1/2inch drive wobble extensions. 2.Multiple Applications: This extension set is designed with wiggle head functionality. When part is inserted into the socket, it can swing at a certain Angle; When fully plugged into the socket, it can be used as an ordinary extension rod. 3.Durable: The extended setting is made of durable heat treated chrome vanadium steel. These extension rods feature rust resistant mirror chrome plating for easy cleaning. 4.Adjustable Wobble Head: The adjustable universal joint can change Angle and bypass obstacles into hard to reach fasteners, depending on your needs, it can reach tight Spaces. 5.Convenient Storage Tray: The storage tray makes the tool set easy to transport and easier to store on the toolbox or workbench. The tray also allows it to organize quickly without losing it. Specification: Item Type: Wobble Extension Bar Set Including: 1/4 inch drive wobble extensions(2 inch, 4 inch and 9 inch) 3/8 inch drive wobble extensions(3 inch, 6 inch and 9 inch) 1/2 inch drive wobble extensions(2 inch, 5 inch and 10 inch) Application: Universal wobble extension bar tool