Two thick AISI 304 stainless steel plates bolted together into a sandwich that protects a punched recovery phrase. The maker states it holds up to 24 seed words and resists temperatures to 1400°C as well as water and corrosion.
Source: Official website — product page. Last checked 2026-09-18. Spot an error? Tell us.
Nearby and similar
Billfodl's multi-unit kit for splitting a recovery phrase across several steel devices, aimed at Shamir-style or multi-location backup schemes. Uses the same stainless steel tile system as the standard Billfodl.
A Swiss-engineered hexagonal metal bar with grooves on all six sides that hold pre-engraved letter tiles, so no stamping tools are needed. Weighs 515g, works with 12 or 24-word BIP39 phrases, and ships with over 2,000 tiles. BitBar also sells polymer backup cards and special-character tile sets.
Two engraved stainless steel sheets from Swiss maker Shift Crypto, holding up to 24 recovery words at 12 per sheet. An automatic puncher is included and only the first four letters of each BIP39 word need marking. Made in the EU with a two-year warranty.
Shift Crypto's heavy-duty reusable backup, built from thick stainless steel with a screw closure and tamper-evident sticker. Because it uses rearrangeable character tiles rather than punched marks, the stored phrase can be updated at any time.
Bitcoin-Safe is free and open-source desktop software for managing bitcoin cold storage wallets, built on the Bitcoin Development Kit. It requires a hardware signer and provides a modern interface for single-signature and multisig cold storage across Windows, macOS and Linux.
A metal plate marked by indenting single dots next to the correct letters, creating a permanent record of seed words or a passphrase with no tiles and no stamp set. A half-size Domino One 2 variant covers 12-word phrases at the same metal composition, thickness and grid depth.