Keychain Bottle Opener Multi Tool, 2 Pcs 6-In-1 Keychain Pocket Tool for Bottle Opener, Screwdriver, Ruler, Wrench, Bit Driver, File Perfect Gifts for Boyfriends Husband Father. 6-in-1 Multi Tool Keychain: Our multitool pocket keychain can be a bottle opener, screwdriver, ruler, wrench, bit driver, file, etc tools.