The CALLAWAY Big Bertha Diablo 9D is a right-handed golf driver with a loft of 9 degrees and a stiff flex graphite shaft. Designed by Callaway, this club is part of their Big Bertha Diablo series, known for high performance and quality in the golfing world. The 9D model is specifically tailored for players looking for precision and power in their drives, making it a popular choice among golf enthusiasts seeking top-notch equipment for their game.