Secure your cryptocurrency seed phrase with stainless steel washers and make it indestructible. Our jigs allow you to stamp your seed phrase onto M8/24 washers, providing the ultimate offline cold wallet backup for cryptocurrencies like Bitcoin, Ethereum, Dogecoin, Cardano, Monero, and more. Washers are fireproof, waterproof (floodproof), and earthquake-proof, ensuring your seed phrase and crypto remain safe in any situation, even if your computer is destroyed. With our listing, you'll receive two jigs to ensure smooth stamping. The jigs are compatible with any stamps with 3mm wide letters and a 6mm wide shaft. Need a compatible die set? You can find it here: https://www.amazon.ca/Suwimut-Alphabet-Uppercase-Imprinting-Leather/dp/B08NPCGWPJ/. We'll randomly pick a color for shipping, and we also offer bulk pricing for large orders. Don't risk losing your cryptocurrency investments!