I have been vaping quite heavily on a Kayfun Mini for about a week, now. All vaping has been using an Ego Twist.
First, the machining, fit, etc., is excellent. Second, I have listed the coils that I have used, below:
Figure 8 of 2mm Ekowool, and 5/4 coil using 32ga Kanthal, 2.5 Ohms
Good...