It is hard to describe where really they made them. However many from SS Gren AuE B 33 come from Debica but some were found in many different places including Germany, Poland etc etc. I've got id tag from this unit too but it dosen't come from dig, but I saw few already.
Second thing - there was a planty different kinds of font used to stamped "W-SS" on the back - here You've got 3 different but quite often examples:
I saw a lot of different, and I can't stay with opinion that the tags was made with just specialized font. A lot of them was made manually in the field workshops
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