Why am I hitting the golf ball so inconsistent?
A proper grip specific to you is the source of a square club face. A club face that is overly open or closed will cause a golfer to have to make a compensation within their swing and these two wrongs that can occasionally make a right, will lead to inconsistency.
Why am I so inconsistent with my irons?
One of the most common causes of inconsistent results in golf is simply losing focus prior to hitting a shot. Golf takes a long time to play, and it is easy to let your mind wander on the course.