6 In 1 Keychain Multi-tool Key Screwdriver Mini Knife Camping and Daily Tool. (2) Lock the screwdriver for glasses. (3) Flat-top screwdriver. (4) a bottle opener. (6) Cutting saw rope tooth blade. Size: (±5%) : full length 7 cm, small blade 1.8 cm long, 1.9 cm wide, 0.3 cm thick.