The Kevin Mchale tips basketball rebounding drill is going to help you work on controlling an offensive tip in with one hand, and the reason this is important is because you are not always going to have two hands available for every tip in situation. You may be boxing out and holding off another player from the other team with one hand, and that means you can only use one hand to tip the ball in.
It is also important that you learn to use both hands equally as well because you don't know which hand you are going to be able to use to tip the ball in. Along with working on a game specific skill this drill works on jumping quickly off the ground, and also developing soft and coordinated hands. Becoming a great rebounder means spending time doing the right basketball rebounding drills and learning the correct way to rebound.