Does anybody know what this is?

[Shake N' Bake]

I will buy a beer for the first person to tell me what this is. I put a dime next to it for a size reference. It's related to the field of work I'm in and I always have them in my pockets and there's a ton of them on the shelf where I put my keys and wallet.



How long until bow season opens

[Flint knapper]

Looks like some kind of fuse!

[OBU13DAD]

Looks like a fuse checker to see if the fuse is good or blown

[AntlerCollector]

I give up

[nando]

some kind of cabling terminator.

[Shake N' Bake]

Here's is a look at the front. They generally come in numbers 0-20....

[DDOYLE]

A fuse

[hgiles]

some kind of ceramic filter?

[Chef]

"Unit" length checker devise thingy

[young dunner]

Jumper?

[SmTx]

How you provision a phone line for service

[fullsizeaggie]

fuse marker

[Shake N' Bake]

Good guesses but nobody's got it yet....

[Speedgoat]

Its a jumper.

[bowhuntntxn]

Don't you usually stab those into the top of the burger so you can tell which orders get fries with that?