Schnelle B102 Keychain Pocket Tool, Natural Finish Bottle opener, pry tool, small flat head screwdriver, and box opener 17-4PH Aerospace-grade Stainless Steel (over three times as strong as Grade 2 Titanium!) Weighs less than 1/4 ounce! Airline-safe Perfect for keychains, hoodie drawstrings, and shoelaces!