Superior Performance & Top Quality: It is intended for professionals. This electric jack hammer adopts heavy-duty aluminum construction, is highly durable, and is corrosion resistance for long-term use.·Reassuring Experience: The high-strength alloy chuck can withstand the strong impact of the demolition operation. The chipping hammer chuck features quick assembly and disassembly. It is easy to replace the chisel that will never drop accidentally after being clamped. The handle is made of plastic to avoid electric shock hazards.·Designed To Go Above And Beyond: The 360°rotary handle reduces fatigue during prolonged work. It provides accuracy and precision in some relatively narrow places. The demolition hammer is also equipped with a suitcase for carrying conveniently. The locking button can automatically maintain operation, saving effort.·Stays Cool During Intense Work: The efficient cooling system effectively cools the motor to improve the concrete breaker's life. The engine will be at low temperatures even after a long working time.·Wide Range of Applications: The 110V power demolition drills & hammers include 6 chisel bits( pointed chisel, flat chisel, clay spade chisel, flat spade chisel, scraping chisel, and big scraping chisel). It is perfect for demolition, trenching, chipping, and breaking holes in concrete, block, brick, and tile. It is also ideal for various applications such as pipeline, mechanical installation, drainage facilities