Same Same... White Diamond is great for Break and Jump! I did, however, recently install a clear polymer tip like Bulletproof on one of my several jump cues and it can jump but not well. I have tried nickel and quarter shape with poor results. It feels like it grips to well unless I remove all...
absolute funniest thing... watching someone put $30 a cube chalk on a flat tip... I use the "Free" brand chalk and Masters is some of the best "Free" brand you will find