I thought that this video would be of interest to the BMW fan boys:
And do you need air tools? Check out this video:
BTW, the Car Wizard is a first class mechanic and a really nice guy. I wish I could avail myself of his services.
And I bought a new tool, a Makita 3/8" Impact Wrench. What a wonderful tool! It's light, powerful, and best of all CHEAP. Incidentally, distinguish between an impact wrench and driver. Check out the video: