Need help to ID Shell type. WW1,WW2, ?

[crazykid]

Hi,
If anyone can give me info on this I would appreciate it. Thank you for your time.Sorry about the quality. Have a great day.

 

Amazon Forum Fav 👍

DR.ÖTEK Metal Detector, Waterproof Gold Detector, Pinpoint & Terrain Modes, Professional Metal Detector - Grab it through Amazon!

[A2coins]

wow

 

[buck8point]

Looks like it might be some type of AP Round.