This precision-engineered 3D-printed DIY Washer Jig is designed for ultimate durability, securely holding M8/24mm washers and 3mm stamps to create clean and precise seed phrase imprints. Protect your crypto backups from fire, water, and physical damage, ensuring your valuable seed phrases are safe and secure. Whether you have a 3D printer or prefer a pre-assembled option, this tool makes DIY crypto security easy and reliable. The kit includes 14 metal washers and a pair of screws and nuts, giving you everything needed to start, though please note that no instructions are included. Perfect for Bitcoin enthusiasts, it's a great way to keep your seed phrases backed up and protected in the most secure way possible.