technical data:tool holder type: sds-pluspower supply voltage: 18vpower system: makita lxt 18vidle speed: 0-950 rpmimpact rate at idle: 0-4700 / minmax. Drilling diameter in steel: 13mmmax. Drilling diameter in wood: 27mmmax. Drilling diameter in concrete: 24mmsingle impact energy: 2.0 jweight (epta): 3.2 - 3.7 kgprofessional cordless hammer drill with a quick-change sds-plus tool holder makita dhr243 powered by efficient 18v makita lxt series batteries. three hammer drill operating modes: drilling hammer drilling and chiseling 40-position chisel adjustment 2.0j impact energy. Handy compact design brushless bldc motor ergonomic anti-slip and anti-vibration handle profiled for better tool control and to minimize fatigue and pain in the operator's hand. the hammer drill is made with xpt technology - the tools have increased resistance to dust and moisture. The set also includes two quick-change chucks: a cylindrical chuck and an sds-plus chuck. this set is sold without a case batteries or charger. designed for users who already have a charger and 18v batteries from the professional lxt series e.g.: makita bl1815n bl1820 bl1820b bl1830 bl1830b bl1840 bl1840b bl1850 bl1850b bl1860b.rubber-coated anti-slip handleeasy-to-adjust depth stopincreased drill bit stability in the holderpossibility to connect an external extraction device for low dust emission workbldc - brushless dc motorxpt technology - increased resistance to dust and moistureworks with the dx02 dust extraction system (optional equipment) compact design and good balance provide greater control and maneuverabilitybldc brushless dc motor - thanks to this it works 40% longer on the same battery40-position chisel adjustmentelectronic switch allows you to start work at a precisely defined pointunique design of rubber joints - reduces the level of vibrations reaching the batteryincreased stability of the drill bit in the holder3 operating modes: drilling hammer drilling and chiselingsupported batteries: makita bl1815n 1.5 / bl1820 2.0 / bl1830 3.0 / bl1840 / bl1840b 4.0 / bl1850 / bl1850b 5.0 ah bl1860b 6.0 ah which work with the entire series of approximately 80 makita lxt tools 18v.quick-change sds-plus chuck - 194080-7quick-change cylindrical chuck - 194079-2depth stop: - 324219-0**without case batteries or charger.the photo is for illustrative purposes only.