At 14:46 mark of his video, it reads, "4 micro coils using 24 gauge, 10 wraps around 5/16th drill bit".
If you are using 22 gauge, you will probably come to about the same ohm if you do 12-14 wraps on 5/16th, or 10 wraps on 3/8th. That's only a rough guestimation. You wanna make sure you have...