Any idea what this is?

[geg]

I am new to detecting and found this in my backyard when practicing. Pics show both sides and the groove around the edge which still has some soil in it. Thanks for your help!

 

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[ARC]

Grommet.

From a Tarp or tent or the likes.

Here is similar...

 

[vpnavy]

1st - I noticed this was your very first post - so, Welcome Aboard geg! Take a look at Forum: Maryland for information (i.e., clubs, etc.) directly related to your state.

2nd - I moved ya from TODAY'S FINDS! over to WHAT IS IT? for more exposure.

 

[CRUSADER]

Yeap, tarp ring, they don't half sound off....

 

[Tony in SC]

Welcome to Tnet!! These guys have already nailed it!