This men's set of I-Drive (Callaway clone) golf clubs includes: Standard lengths are: 44" for a steel shafted Driver 45" for a graphite shafted Driver 42 1/2" for a steel shafted #3 wood and 41 1/2" for a #5 wood 43" for a graphite shafted #3 wood and 42" for a #5 wood 38 1/2" for a steel shafted #3 Iron and each succeeding Iron is 1/2" shorter 39" for a graphite shafted #3 Iron and each succeeding Iron is 1/2" shorter The Integra I-Drive Square fairway woods are at the vanguard of fairway wood technology. The I-Drive fairway wood's weight is moved further back and more towards the heel and toe, hence the square shape, to produce the most forgiving fairway wood head. To understand this, it's important to understand Moment of Inertia (MOI). MOI is the term applied to how resistant the clubhead is to twisting when a ball is struck. For example, if your swing is a little off and you hit the ball on the t...