Secret the pros don't want you to know about 78 hardness urethane.

Hit my IQ78 with a 220 grit drywall pad again. The IQ78 had been one of the worst balls I used. It lane shines very quickly and gets slimy after a few shots. After this second sanding, the ball finally reads the lanes very well and doesn't get slimy.
33 strikes out of 54 shots