Wahhhhh. Quit being a whiney bitch.
Take a picture of the back of the spoke. If they're the forged version they will clearly say "FORGED" on the spoke. Where the offset and the A-Tech stamp is.
If it just says the size and offset, you have the CAST version. That is identical to the MB Battles.
If you feel like reading 7 pages that confirm what I'm saying, click here:
CST hyper 1 zero the same as MB? - Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum
But since you're keeping them and turning them into "3 piece 19" wheels" it doesn't matter.