Victoriinox Swiss Army Spartan Multi-tool. Why for $20.00 bucks it's a quality product & use it everyday hunting. I have even field dressed a deer with it. I keep one in my truck all the time.
I have a Craftsman (yep, from Sears) that looks like it was made by Shrade, but I don't carry it or use it much any more. My Uncle Henry pocketknife covers nearly everything I do these days.