Enigma 37 Encryption Machine | Complex Cryptography ToolThis is the next generation of our Enigma machines. More powerful with 37 tooth gears that contain the alphabet, 10 number digits and a decimal point (or period). The machine can be used to encode your own secret messages! Send and receive secret messages to anyone who has a machine. Hardwood construction with gears cut from thick wood. All letters and text are deeply laser engraved into the wood. Base is USA Hickory. The gears turn on alloy steel