Maybe you could get by with a lesser tool. But why run the risk of all the cussing and fuming when you can own the Gerber multi-tool that rules the road. Diesel. The one tool you need when you can only carry one tool.
Quick, one handed deployment Needle Nose Pliers, Saw, File, Screwdrivers (Phillips & Flat), Scissors, Knife (serrated combo) Plus a Ballistic belt case