Hodlinox Single Plate can be purchased at hodlinox.com. Claims to be:

  • Waterproof
  • Fireproof
  • Corrosion Resistant
  • Unaffected by various acids


Not much to talk about here; stamping onto the plate was straightforward.

Heat Stress Test

Discoloration but no loss of legibility.

Corrosion Stress Test

Acid had no effect.

Crush Stress Test

The plate bent more than other devices, but still no data loss.