nice - Snap On tools are the real deal.
but the grease that he is using is bad news - gear oil mixed with grease will become a useless mess, it regularly happens in Land Cruiser Birfield joints when the shaft seals let go, you can however get the original 00 grease from CAT, Cummins, even MB (they are applied to the oldschool door latches or other specialty lube shops easily.
This soft grease is also the factory fill on Toyota CV joints in all vehicles including the Land Cruiser front birfs. It was also filled in the old steering gearboxes of coronas, crowns and the earliest corollas.