Titan Wobble Extension Set - 3 Piece features a 3 piece two way wobble extension set. It should be inserted partially into sockets for the wobble feature for confined areas. It should be inserted fully into sockets for regular use. It has a fully polished chrome vanadium steel construction. It includes 3 extensions: 1/4 inch drive x 2 inch; 3/8 inch drive x 2 inch; 1/2 inch drive x 2 inch.