XXIO X SERIES FAIRWAY Wood Experience Easier Distance. Experience the XXIO X SERIES DRIVER, featuring the new True-Focus Impact Technology. By combining a larger sweet spot with a shaft that helps you find the face-center more often, XXIO X helps moderate swing speed golfers hit it farther and play better. XXIO X uses 3 highly innovative and unique technologies that work together to enhance the size of the sweet spot within each head and improve the consistency of your swing so you hit the sweet spot more often. The combination of these technologies results in the longest, straightest clubs we've ever produced.