I have and use Snap-On 1/2" Drive 19/21 mm and 3/4"/13/16" impact flip sockets. For Honda cars, 19mm and 3/4" make no difference but for Toyota 13/16" seems to fit much better compared to 21mm. Since I don't use an impact gun, I just use 1/2" drive 3/4" and 13/16" Snap-On deep sockets to take...