Based on this thread I ended up buying a cordless impact driver, and I love it, it does a great job, even on harder woods. I got the Ryobi, but then I already have Ryobi batteries, so other options may be just as good.
Based on this thread I ended up buying a cordless impact driver, and I love it, it does a great job, even on harder woods. I got the Ryobi, but then I already have Ryobi batteries, so other options may be just as good.