Your first link doesn't work for me, so
https://www.google.com/search?q=GEARWRENCH+41720&oq=GEARWRENCH+41720
They're the same price.
GW:
3/8" drive 7/8" slotted socket for PVS, TVS and O2 sending units
3/8" Drive 7/8" (22mm) socket for Oxygen Sensor Units
3/8" Drive 1-1/16" Deep socket for Oil Pressure Sending units
3/8" Drive 7/8" (22mm) Low Profile Offset socket for O2 Sensor Unit
1/2" Drive 1-13/16" (1-3/16? 30mm) socket for Oil Sending Unit
1/2" Drive 1-1/16" (27mm) socket for Thermal Sensor units
1/2" Drive 7/8" (22mm) socket for O2 Sensor Units
Durable blow mold case for safe storage and tool retention
Vacuum Switch Socket: 7/8 in.x3/8 in. (x2);
Oil Pressure Sending Unit Sockets: 1 in.&1-1/16 in.x3/8", Oxygen Sensor Socket: 7/8 in.x3/8 in.;
Vacuum Switch Socket: 29mmx1/2";
Vacuum Switch Socket: 7/8 in.x1/2",
Oxygen Sensor Socket: 7/8 in.x1/2",
Injector Socket: 7/8 in. x1/2";
Injector Socket: 27mmx1/2";
Injector Socket: 28mmx1/2"
I think I'd go HF because the case is the right color and you get a spare O2 sensor for a friend.