In reading most of the posts here, I have noticed that there is a certain prediliection among pen collectors to also collect folding knives.
Paypal. 5$ for shipping CONUS only.


Here are a few:




Al Mar folder with ball bearing lock $20
Sog byrd multitool $20
Boker Automatic (retracting only) Argentinian knife $25


Kershaw folder with locking ring $15
SOG Tomcat $35
Boker large folder $35
Mini Swiss folding tool $7