A Stainless Steel Bitcoin Wallet
"This project is to make your own Stainless Steel Bitcoin Wallet. You'll need a plate of stainless steel. About 3x6 inches. You'll need a DC power supply of some sort. I used a fairly large bench-top version, but you can use just about anything. It just might take longer to etch. Anywhere from a 9 volt battery (maybe) to a wall-wort, to a hacked ATX." Continue reading →