Those are the worst fucking anchors I won't use them.

https://www.fischer-international.com/en/products/cavity-fixings/board-fixing/metal-cavity-fixing-hm

It probably was revolutionary before better ones came out. Also: whoever invented drywalls: fuck you ;)

Or use a proper wall https://tse1.mm.bing.net/th/id/OIP.A_ERwByv4Uqjb_ob6GxlaAHaE8?pid=Api

Thought it was an IUD 🤣