>>64021671Not sure, but I know they came out with the FX-MD. Essentially a 'metalized' version of the older 701. The current 701's are the same as the FX-MD as far as I can tell, but I only bought one FX-MD before the 701's started coming in 'all metal.'
Tactical pen or not, I think it's an ideal pen for anyone. It can use the Fisher Space Pen refills if you remove the plastic sleeve from the tip, but the standard ink is just fine too. Knurling is perfect and they are pretty robust, aside from the weak tip if you drop it on concrete.
>t. former warehouse worker