Hardware

Cryptosteel Capsule

Stainless steel 304 capsule with a set of letter tiles. Protection from fire, water, corrosion. Holds up to 24 words at 4 letters each.

MaterialSteel 304
Recording methodTiles (letter set)
Max temperature1,400°C

Billfodl

Cryptosteel alternative with an improved tile locking mechanism. Marine grade 316 steel for maximum corrosion resistance.

MaterialSteel 316
Recording methodTiles (letter set)
Max temperature1,400°C

Blockstream Seed Plate

Titanium plate with center punching. Dots are stamped with a hammer using a template. The most durable recording method.

MaterialTitanium Grade 2
Recording methodCenter punching (impact)
Max temperature1,668°C

Hodlr Swiss

Swiss stainless steel. Letters engraved with a hammer using a stencil. Compact size.

MaterialSteel (Switzerland)
Recording methodEngraving (impact)
Max temperature1,400°C

CryptoTag Zeus

6mm thick titanium plate. Center punching with a hammer — dots form letters. Maximum strength and fire resistance.

MaterialTitanium Grade 5
Recording methodCenter punching (impact)
Max temperature1,668°C