Vintage Italian Switchblade Knives
This one is 4-3/4" open.
Humpback Coilspring Stilettos
This one is 5-9/16" open.
This one is 6-5/16" open.
This one is 7-7/8" open.
This one is 8-15/16" open.
This one is 13-3/16" open.