Blank steel washers - 12 words - hardware wallet backup

13x steel washers for use in the Blockmit jig. 

These are used for creating a steel backup of your seed words in an inexpensive and extremely durable way. This serves are a great hardware wallet backup in the event that you lose your hardware wallet or seed words which have been recorded on paper. 

We include an extra washer so that you can test or label your seed words accordingly.