Quote Originally Posted by iadstudio View Post
4.4mm??? Must be making fun of me.

When I first go my nozzles I measured all them and I swore they were .2mm off each. Upon further investigation, they were the advertised sizes. I was so paranoid about it I actually took an awl and burnished the 4.5mm nozzle opening to 4.7mm (since that's what I was told is the optimum opening size)

I do wonder what will work best for the Quads, but there is no question with dual cores.
LOL, typo I meant 4.5mm. Where did you hear 4.7mm is optimal?