Stainless Steel 6.5" Lobster - Seafood Crackers ? These Seafood Stainless Steel Lobster crackers make a great addition to any kitchen. Perfect for seafood, crab, lobster and much more. Dishwasher safe. Looking to serve lobster in your establishment? If that is the case then it would be wise to stock up on this stainless steel Lobster Cracker. This cracker is extremely durable and will be able to help guests take on lobster shells effortlessly. Although cracking through the tough exterior of a lobster is a bit of a trick, the succulent meat inside the exoskeleton is a deserving reward for those with the patience required to break through the lobster’s shell.