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MILWAUKEE, WI- Milwaukee Tool is proud to announce the next breakthrough in lithium-ion and M18™ with the introduction of their most capable battery ever the M18™REDLITHIUM™ HIGH OUTPUT™ HD12.0 Battery. Generating the equivalent of 15amp corded power, the new HD12.0 Battery delivers 50% more power, runs 50% cooler, and provides 33% more run-time than their powerful HD9.0 battery significantly elevating the performance of the entire M18™ System.