To get down to the nuts and bolts of it means to get to the most essential part of it, and in this context the speaker is admitting that the most essential part of him is that he is lazy.
Given the statement "When it comes to the most essential and important part of it, I'm flat-out lazy.", is the statement "When it gets right down to the nuts and bolts of it, I'm flat-out lazy." is true?
- Yes
- No
- I don't know