Revisiting the Leatherman FREE K4

I recently used this multi tool fairly exclusively on my latest job site. While generally I like this knife quite a bit, I found it was just a bit lacking overall.
Leatherman FREE K4 - amzn.to/2GUqPl1
Leatherman FREE K2 - amzn.to/2SknYHj
Leatherman FREE K4X - amzn.to/370fomD
Leatherman FREE K2X - amzn.to/370XKio
Leatherman Wave+ - amzn.to/37154dQ
Leatherman Surge - amzn.to/2Uu8EL1