【Powerful Durable Motor】Power durable rotary hammer drill is equipped with 9.2 Amp (1100W) motor that delivers 1300 RPM, 5,000 BPM, and 3.6 Joules impact energy to complete heavy duty projects on concrete, Masonry and metal. 【Safety Clutch Design】 Safety clutch protection design to guarantee your wrist When the hammer is subjected to high torque force and extend motor's lifespan. 【2-function Selector】Mode in 1 knob to manually switch between rotary hammer only(suitable for concrete or brick) and demolition drill(suitable for heavy duty work) function adapt to variety of work scenarios which are easy to switch. 【High-Efficient Work】SDS-Plus chuck for quick bit change and variety of demanding applications. 360°auxiliary anti-vibration handle with all-metal depth rod increased the controllability and stability. 【Ergonomic and Comfortable Design】Cushioned overmold grip with large trigger switch design for comfort & control Well.Vibration reduction mechanism reduces vibration felt by the user at the handles. 【Rugged Quality and Reliability】Engineered cooling mechanism with large ventilate construction allows for More effective heat dissipation and higher overload capacity. Sturdy structure extends the tool lifetime. 【What’s in The Box】(1) Rotary Hammer Drill, (3)SDS-Plus Drilling/Drill Bits,(1)Flat Chisel, (1)Point Chisel,(2)Carbon Brushes,(1)Auxiliary Handle,(1)Depth Stop Rod,(1)Grease,(1)Dust Proof Cap,(1)Heavy Duty Storage Box(1)User Manual. The DongCheng 1-1/8-inch SDS-Plus Rotary Hammer Drill is engineered for demanding construction tasks, offering robust performance and user-friendly features. Key Features: High-Powered Motor: Equipped with a 9.2-amp (1100W) motor, this drill delivers a no-load speed of up to 1300 RPM and an impact rate of 5000 BPM, ensuring efficient drilling and demolition in concrete, masonry, and metal. Safety Clutch Mechanism: The integrated safety clutch protects the user by disengaging the motor in case of sudden jamming, reducing the risk of wrist injuries and enhancing operational safety. Dual-Function Selector: Easily switch between rotary hammer mode for drilling and chipping mode for demolition tasks, providing versatility to handle various applications. SDS-Plus Chuck System: Features a quick-change SDS-Plus chuck, allowing for rapid and secure bit changes, compatible with a wide range of accessories for different tasks. Ergonomic Design: Designed with user comfort in mind, it includes a 360° anti-vibration auxiliary handle and a large trigger switch, reducing fatigue during extended use. Durable Construction: Built with a robust housing and advanced cooling system, this drill is designed for longevity and reliability, even under heavy-duty conditions. Included Accessories: SDS-Plus drill bits (3 pieces) Flat chisel Pointed chisel Carbon brushes (2 pieces) Auxiliary handle Depth stop rod Lubricant Dust cover Heavy-duty storage case User manual The DongCheng SDS-Plus Rotary Hammer Drill is an excellent choice for professionals and DIY enthusiasts seeking a reliable tool for heavy-duty drilling and demolition tasks.