Wrestling 101: How To Hit Wrestlers With Chairs And Other Objects

This is quite easy to be honest. The trick is to hit them squarely with any flat surface, this would generate the most noise and spread the impact over a larger area - thus hurting more area but hurting that area less than if it was concentrated into a point.

The other thing you can do for smaller objects is puy your hand over the end as you hit your opponent, this way worst case and you hit him it is only with your hand, which won't kill him.