b'The FBI completed an extensive evaluation process and selected Hornady Critical Duty as its source for 9mm+P and 40S&W pistol ammunition.Critical Duty handgun ammunition is built to meet the needs and requirements of law enforcement and tactical professionals by delivering superior barrier penetration and subsequent terminal performance de ned by the FBI Protocol.11.FLEXLOCK BULLET 2Incorporates two revolutionary Hornady features: the patented FlexTip that initiates consistent expansion while6preventing clogging, and the heavy duty InterLock band that locks the jacket and coretogether.2.CANNELURED BULLET WITH CRIMPED CASE 3Cannelured bullet with crimped case reduces bullet setback during feeding.3.INTERLOCK BAND 4This band works to keep the jacket and core from separating for maximum weight retention and proven terminal performance through all FBItestbarriers.4.BULLET COREThe bullet core is made of high-antimony lead making it extremely tough, delivering controlled expansion for unparalleled terminal performance consistency through all FBI test barriers. Its also more economical than bonded bullets. 55.NICKEL-PLATED CASESNickel-plated cases resist corrosion and greatly enhance low-light chamberchecks.6.SEALED PRIMER AND CASE MOUTHWaterproo ng sealant has been applied to the primer pocket and case mouth to prevent moisture intrusion. 6HornadyLE.com 7'