In descending order for each category...
Sockets: Snap-On, Ko-ken, MAC, Craftsman (Armstrong), Hazet, and AmPro
Ratchets & Extensions: Snap-On, Ko-ken, Armstrong, Tekton, Pittsburgh, and TrueCraft (Suekage Sangyo)
Torque Wrenches: Snap-On 1/2" dr. and some ACE Hardware branded 3/8" dr...