The Craftsman 2 inch Wobble Extension - 1/2 inch Drive gets torque where you need it standard extensions have their purpose， but the wobble extensions are tailor-made for times when you don't have a clear access to the area you're working on and need an indirect approach to accessing a fastener， for example. When you're working on cramped areas with barriers， narrow spots and hard-to-reach spaces， this is the time when this tool shines with enough flexibility to reach the fastener you want to grip. Use this Craftsman 2 inch wobble extension-1/2 inch drive whenever your angle of approach to the job is confined， restricted or off a few degree. This flexible extension is able to allow you an altered or indirect approach to the fastener.