I SHOOT THE PERCISION QT'S 40 IN 235 IN MY 50 CAL. GROUPS ARE OUTSTANDING WITH 110 GRAINS OF PYRODEX SELECT 100 YARD TARGET 3 SHOT INSIDE A 3/4 HOLE.I WOULD NOT EVEN THINK OF THE POWERBELT TRYED SOME ALLWAYS PICKUP A FLYER IN A 3 SHOT GROUPE.CHECK OUT THE WEB PAGE ON PERCISION BULLETS I THINK YOU WILL LIKE WHAT YOU READ.