Xhorse XDNP12GL Fit For BMW CAS4/CAS4+ Solder Free Adapter For Mini Prog/Key Tool Plus. Xhorse XDNP12GL is used to do CAS4/CAS43+ units Fit for BMW with solder-free adapter. It is a perfect choice for users who have a job that is 50-70 miles away from a rework station.