Bosch RH540M SDS-max 1-9/16 Inch Combination Hammer with 8.0 Amp

Powerful Impact Energy: Delivers 6.1 Ft.-Lbs. of impact energy, providing up to 20% more power than other combination rotary hammers for efficient performance. SDS-max Bit System: Features an SDS-max bit system for tool-free and easy bit changes, enhancing convenience and productivity on the job. Vario-Lock Mechanism: Equipped with a Vario-Lock mechanism that allows for 12 different positions, enabling the best chisel angle for various applications. Dual Mode Selector: Combination dual mode selector knob allows users to switch between rotary hammer mode and hammer-only mode for versatile functionality. Service Minder Brushes: Includes service minder brushes that indicate when it's time for maintenance, ensuring optimal tool performance and longevity.