ApplicationFor auto shops, garages and projectSpecificationPackage Include: 9x Wobble Socket wrench Bar Extension 1x Carrying compatible for case Sizes: 1/4\" Drive:2\",4\" ,6\"Length 3/8\" Drive:3\",6\" ,9\"Length 1/2\" Drive:2\",5\" , 10\" Length Box Color: The color of the box is randomFeature- Allows for 16-degree angle flexibility - Spring-loaded ball bearings hold sockets securely - Knurled handle makes it easy for finger turning - If you use as wobble extensions, insert the extension partially into sockets /socket accessories - If you use as normal extensions, insert the extension completely into sockets /socket accessories - Extra length can help to work in hard-to-reach areas.reach and loosen/ tighten fasteners in confined spaces - Can offer enhanced grip for turning loosened fasteners by handNoteProfessional installation is highly recommended (No Instruction Included) For any needs please contact us.