Material: This tool is made of high-quality stainless steel material, with a fully metallic structure that is not easily worn, has no metallic odor, and can be used for a long time. Easy to Hang: The portable pocket tool can be easily hung on keychains, belt loops, backpacks, etc., making it the perfect mini multifunctional tool to carry around at any time. Multi functional: This is an outdoor keychain multifunctional tool with stable structure, excellent performance, long service life, suitable for hiking, picnicking and other scenarios. Compact and lightweight: The keychain multifunctional tool is compact in size and light in weight, with multiple switchable and practical functions. The multifunctional tool mountain buckle includes a bottle opener, ruler, phone holder, etc Combine SIM card disassembly tools and other components into a simple and compact device. Specification: The size of this multifunctional keychain tool is approximately 8.8 x 3.7 cm/3.5 x 1.5 inches, bottle openers, card extractors, and carabiners.