Advise on location commercial products shoot

Doing "Commercial" photography is not the easiest thing in the world. If you booked these jobs without showing examples of your work, then the client most likely would not know if you did a good job or not.

An experienced art director or advertising manager would expect to see tear sheets from your portfolio.

Do not use the wide angle lenses because of distortion.

You didn't mention what the makeup of the larger 2 meter object was. Is it dull, matte, shiny?

Each would have its' own lighting requirements.  So many things to do.n So little time.