Take one’s hour vs Take one’s time

take one’s hour—use an approximate period of time that one may need:

• Almost everything should be covered in the writing guide, so take your hour or two, and read it.

take one’s time—

1. not hurry; be slow and careful:

• Just take your time and tell me clearly what happened.

2. (sarcastic) use more time than is reasonable:

• The workmen are certainly taking their time over the job.

See also: take the time / take time.