This thing is a monster. At first glance, an extremely hard mode that is ideal for the intended job. The more I use it, the more it impresses me. It doesn't spin as fast as the wired model, but it doesn't slow down at all under load. Result: I think it actually outperforms the traditional "Hole Hawg". I ordered one and gave it to one of my guys in the field. Based on the response, I immediately bought another pair and will be buying another pair soon. Get an extra battery and you'll pierceβ¦