The M18 FUEL™ 4-Mode 26 mm SDS-Plus Hammer (M18 ONEFHX-0X) is the fastest drilling rotary hammer in its class, engineered for maximum productivity on demanding jobsites. Delivering 2.5 J of impact energy, it drills up to 125 × ⌀10 × 50 mm holes on a single M18™ HIGH OUTPUT™ 5.5 Ah battery charge. The FIXTEC™ system enables quick, keyless changes between SDS-Plus and a 13 mm metal chuck, while AUTOSTOP™ enhances user safety during bind-ups. With 4 versatile modes, an all-metal gear case, and compatibility with M18 dust extractors, this hammer is built for performance and durability. Powered by the FUEL™ platform and enhanced with ONE-KEY™ tracking, security, and remote locking, it integrates seamlessly into the MILWAUKEE M18™ system for unmatched flexibility.