Bosch RH540M 120V 1-9/16" Sds-Max Rotary Hmr

6.1 Ft.-Lbs. of impact energy, up to 20 percent more than other combo rotary hammers SDS-max® bit system for tool-free easy bit changes Vario-Lock mechanism allows 12 positions for best chisel angle Combination dual mode selector knob rotary hammer mode or hammer-only mode Service minder brushes Innovative service modules 2 modes of operation - rotary hammer or hammer-only Additional Information ManufacturerBosch Amperage12  Cord Length8 ft  No Load RPM170-340  Service Baretool Numbers3611B69010  Weight11.0180  kg Width152  mm Height419  mm Length622  mm Voltage120V  Material StatusActive  Date of Valid Distribution Status20211115  Country of OriginChina  Chuck Size1-9/16 in  Impact Energy/EPTA (ft. lbs)6.1 Ft.-Lbs. EPTA  No Load BPM1,500-2,900  Max. Bit Diameter1-9/16"  RPM340  Optimal Concrete Capacity Range1/2" - 1-3/8"