Codl Storage Solutions makes Punchplate, a 304 stainless steel backup plate for permanently storing BIP39 Bitcoin seed phrases by punching the recovery words into a precision-etched grid with a center punch. The plates are designed to be fireproof, waterproof and corrosion-resistant, and are compatible with wallets such as Ledger, Trezor and Coldcard. The company offers 12-word and 24-word formats, bundles, starter packs and a center-punch tool accessory.
