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World's smallest working gun is shorter than a matchstick and fires bullets just 2.34mm ..
• dailymail.co.ukTwo-inch long pistol is the world's smallest fully-functioning revolver Tiny gun fires purpose-made bullets that are just 2.34mm in diameter
Two-inch long pistol is the world's smallest fully-functioning revolver Tiny gun fires purpose-made bullets that are just 2.34mm in diameter