Twelve pairs of guards in white stand proud in ordered rows. Each day they shield the lifeblood of their land, is one day of the century that they will stand. So well they’re trained: they breathe as one! Yet wield no weapon, nor ever see the sun.

Made of metal, I am a carpenter's best friend. Made of keratin, I protect the tip of your hand. As a verb, I am perfection, just as how you intend.

I'm a one of three choices in a certain game I could cut through one of the opponents but not the other If you send me against myself , you'll have to play again

What do you call a wheel that you can wear?

It can be used from the kitchen to the garage, as well as in cinematography I can be made of many metals but one metal in particular needs preperation before use, what is it?