One may turn over a bit in bed (6)

I believe the answer is:

trowel

I'm a little stuck... Click here to teach me more about this clue!

'bed' is the definition.
The definition and answer can be both man-made objects as well as being singular nouns.
Maybe they are linked in a way I don't understand?

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for trowel that I've seen before include "Brickie holds it" , "This makes plaster spread" , "Garden implement" , "Platsterer's tool" , "Mortar-spreading tool" .)

I've seen this clue in The Telegraph.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.