The word you're probably looking for is "grommet"; you might want to look it up and see if that's what you meant or not.
jump rings
Probably the same people who make the pencils.
steel towers
A lot of class rings are made of a substance referred to as valadium. Valadium is steel, and does not hold it's value like a precious metal. Many class rings that are made of valadium are worth $25-$35.
The proper way to hold an American Flag is over the shoulder or in the air, but not touching the ground.
transmission line tower
Epoxy itself is glue that will hold to metal.
No. It does not have enough gravity to "hold" onto rings, let alone a moon.
Tend the flag means to hold the flag stick and attend to the flag in golf. You will remove the flag pole after a stroke has been made by a player.
to hold up a flag so it wont fly away
TO give Britain a flag to hold
To hold multiple keys.