What are these pliers for? They seem very specific. They were in a

Safety 101: How to Use Pliers - Vampire Tools

SPECIAL FISHING PIKE PLIERS D-P CAPERLAN

15 Types of Pliers and How to Use Them [With Pictures] - Red Box Tools

old set of reverse pliers this seems to be some sort of older set of pliers, but when you squeeze the pliers open, and close by spring power. what was this used

6″ Side Cutting Pliers – Tales from the Supply Depot

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The Common Set of Pliers: Simple Tools with Thousands of Uses

How are these long pliers made? - General Discussion - Car Talk Community

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10 Everyday Uses for Locking Pliers Tooled-Up Blog

These two, possibly crafting/sewing related items, I got from my brother who found them at a school in Denmark where he worked. : r/Whatisthis