This is a tutorial video from Ben at Crimson Guitars, http://crimsonguitars.com/
This video shows a variety of techniques and tools used to carve an illusion of delicate 'f' holes into the top of a hollow body PAF model production guitar by Crimson.
Tools used:
Left and Right handed knives
Scalpel blade
Chisels - http://www.ashleyilestoolstore.co.uk/carving-tools/carving-gouges-chisels
Auriou Rasp - https://www.classichandtools.com/acatalog/Auriou-Rasps.html
Shaped Scrapers - http://www.flinn-garlick-saws.co.uk/acatalog/Lynx-Mini-Scraper-Set-477.html#SID=450
Rotary tool - Proxon - http://www.proxxon.com/us/micromot/38481.php
or Dremal - https://www.dremel.com/en-us/Tools/Pages/CategoryProducts.aspx?catid=2013
Saburrtooth 1/8" Flame Shank - http://www.saburrtooth.com/c-2-18-shank.aspx
UK distributor: https://www.classichandtools.com/acatalog/Woodcarving-Tools.html