First, it doesn't include a battery or charger. So be prepared to pay as much for these items as you would for a tool. The real story is Lowe's. Second, if you think you can drive a 5/16 anchor bolt into a 4x4 wood post to hold a mailbox in place, you're wrong. Even with the pilot hole this thing popped for me in the last 1.5 inches. That's good news. I'll see if I can open a beer bottle with it. At least that way you get some of it.