Pickup the Klarus S1 Ti-Scal https://www.batteryjunction.com/klarus-s1-ti-scal.html
The official Klarus Website for the S1 Ti-Scal http://www.klaruslight.com/index.php?m=content&c=index&a=show&catid=156&id=184
How to change the blade on the Klarus Ti-Scal
Scalpel Blades Links
https://amzn.to/2C9YpRb
https://amzn.to/2C64r5s