Function and use: carabiner, bottle opener, spoon and more, fork and three sizes within the hexagonal wrenches; suitable for outdoor travel, also can be used as small gifts for family and friends! Weight: 60 grams (g) Full length: 10CM Thickness: 1.8CM Material: 3Cr13 Hardness: 51-54HRC Surface: titanium-colored, black Handle material: steel Other: High quality