I carry the AWS-10, park tool has plenty of multi tools and hex tools.
http://www.parktool.com/products/detail.asp?cat=7&item=AWS%2D10

I received the chain wear tool from my mom as a stocking stuffer and it has been a fantastic gift. It is a must if you are going to be putting on the miles, if I ride a week with a worn out chain I’ll end up replacing the cassette as well as the chain.

The best one and most accurate I have found is made by Parktool.
http://www.parktool.com/products/detail.asp?cat=5&item=CC-3

The Joe Blow Sprint Floor pump has worked well for me Joe Blow Spring Pump The gauge appears to be accurate, once I find a gauge to test I’ll post the results.

Best co2 inflater found so far is made by Silca, ordered from bike tires direct. “Simply the best”

http://www.silcapompe.it/eolo_en.htm