RE: A Good Prop ?
Andy,
Even if the hole in the wood prop is visibly off-center, don't worry about it.
As long as the prop balances out on a finger-tip balancer, it is usable.
Please read [link=http://www.rcuniverse.com/forum/m_4936657/anchors_4936657/mpage_1/key_balancing/anchor/tm.htm#4936657]this thread[/link] (and some others) to understand why paying any more for a balancer is a waste of money.