FEDERAL PD45P1 PERSONAL DEFENSE PUNCH NO FURTHER A MYSTERY

Fired flawlessly via my Glock. At 21ft went from 10 inch groupings all the way down to two in groupings working with these items then back to 10 inch groupings right after I made use of it. Clear as working day this stuff is precise with virtually NO recoil. Would not want this within a tactical scenario but in order to see how exact you actually c