Found a hole but what is this thing?

[Noboru]

There's a hole in this plate between the oil pan and transmission pan. Can't seem to figure out what it is though. I'm hoping you guys can help.

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[Clb]

weep hole for the bellhousing.
no worries till the oil is comming OUT of there not just the usual outside coating.

 

[Noboru]

That's what I was hoping. It seemed a bit manufactured. Thanks!