That's partly right. He's certainly wielding tariffs for leverage and maybe as a negotiating tactic - although "my way or the highway" isn't really a negotiation.Come on bro. He’s using this as leverage. It’s a negotiating tactic. He’s just trying to make things more fair.
As for trying to make things more fair - we're talking about Trump. When has fairness (for others) ever been an interest of his?