TiRant Razor V2 by Exceed Designs
The TiRant Razor V2 is perhaps the best utility blade holder I have ever used. It is one of very few EDC items that I immediately knew would be part of my personal EDC, both for work and away from work.
TiRant Razor V2 - https://amzn.to/3tk5CZw
TiRant Razor M - https://amzn.to/3M9aGZw