3D Print of 12MM RAPID FIRE DICEBOX

I'm currently printing these out on behalf of a friend, who bought the files but doesn't have his own printer. I was getting so frustrated because I just kept getting failed print after failed print. After about 8 fails, I was ready to give up.

I've printed countless prints of all sorts and never had the trouble that I had with these (12mm & 16mm) models. I came here, ready to rant, and saw some advice from the others (and the designer) talking about adhesion with the small footprint. That