The Gamo Lethal pellet will help you to accomplish the speed and accuracy you are looking for. The unique shape and longer length of this pellet will allow your airgun to deliver shots with smooth trajectory, to increase accuracy. The slightly flat domed brass nose of the lethal pellet, but drives a tremendous impact for a 4.5mm caliber pellet. The Gamo Lethal lead-free pellet has been found to be able to penetrate a metal plate with a .06" thickness. This pellet provides 38% greater accuracy over lead pellets and will be just what you need to get the performance you are looking for