The student places the first wheel of the rolling cart.
text: So you want to push that knob down a little bit to show the thread to, beacuse the thread goes into the tube.
text: There is just a bit of a lock tied on the nut so it's a bit hard to turn, so you'll have to use the wrench.
text: And turn it clockwise.
text: That might be enough.
text: You can try *unintelligible* *unintelligible* thread *unintelligible* it into a tube nut of the shelf.
text: Nice.