4. HODLR Disks BTC v2.0 - HodlrSwiss/Hodlr-Disks GitHub Wiki
Production and availability
Produced from December 2020 to February 2021
Concerned products:
HODLR Disks Bitcoin Edition
Major improvements on this version:
- Rivet changed for --> better visual aspect, better overall assembly resistance, easier emergency opening
- Disks production process changed --> better visual aspect, improved resilience on disk numbering, overall higher design precision
- Augmented disks thickness by 10% --> better overall resistance, deeper etching, cleaner punching process
- Deeper etching --> better visual aspect, higher resistance to corrosion
Disks
material: Marine grade Stainless Steel 316L
thickness: 0.77mm (+10% from v1.x)
acid etching depth: 0.15-0.21mm (+30% from v1.x)
color: Stainless Steel
particular features:
- Fully acid etched + cut disks
- Joint together at all time by a rivet
- Acid etched alphabet letters 4 rows --> 4 letters --> 1 seed word on each disk
- Recoverable alphabet position
- Improved resilience with double numbering on each disk --> from 01 to 24 numeral + 1 to 24 holes (acid holed, full cut-trough)
- Plain stainless steel backsides, easier sliding of the disks
Shell
material: Marine grade Stainless Steel 316L
colors: Stainless steel
Seed engraving method: automatic center punch
features:
- Bitcoin edition numbered from 100 - laser marked
- Decorated with Bitcoin symbol - laser marked
- Compaction ring
- Socket screw locking system
- Threshold and seed recovery scheme parameters area - marked on the inside
- Seed name / ID area - marked on the outside
- Magnet slot on bottom plate
- CNC engraved logo on top plate
Magnet
material: Neodymium N52
color: Nickel plated - silver like
strength: 2.9 kg / 6.4 lb
Rivet
material: Marine grade Stainless Steel 316L
colors: Stainless steel
Holding system: One piece main shaft, locked in place by compression and deformation of the cap.
Features:
- Top plate flat head
Photos