Here is a stylus that not only lets you interact with your smartphone or tablet but also serves as a multitool to get you unstuck everywhere you go. The Friendly Swede 9-in-1 Multitool Stylus works as a firestarter, saw, bottle opener, scraper, screwdriver, window breaker, hex key, and whistle. It also comes with replaceable rubber tips.
This stylus has a 6061 aluminum alloy construction. It weighs only 35 grams. You can get one of these for under $25 at this time.