Looking for the perfect groomsmen gift? Forget those boring, throw in the top drawer gifts like engraved pocket knifes or a pocket watch (do people even carry pocket watches anymore?). Head on over to RealBullet.com for engraved bullet bottle openers. They offer 50 Cal. Bullet Bottle Openers in black, olive drab and brass. Take a look at the 20MM Vulcan Bullet Bottle Opener. Those are huge and look super cool. They also offer a .308 Bullet Bottle Opener Keychain with custom engraving and 50 Caliber Bullet Pens.