Buying a set is not recommended, because they come with gouges that you will never use ...it is better if you buy the most used sizes....this is a quote from Nora Hall a very prominent carver ......
"The starter set I specify for my students includes two #3 gouges,
8mm and 12mm; two #5 gouges, 6mm and 10mm; two #7 gouges,
8mm and 12mm; one #11, 10mm veiner (deep-fluted) gouge; and
a #12, 60° V-parting tool. You'll also need sharpening stones and
slips and some type of leather or abrasive strop for honing the