0-1150r/min 850w Electric Rotary Hammer

Description：

The CISIVIS 850W Electric Rotary Hammer is built for heavy-duty drilling and chiseling in concrete, stone, and steel. With a 3.2J impact energy and 5100bpm frequency, it delivers strong and efficient hammering performance.
Its 0–1150r/min variable speed control allows precise operation, while the 26mm cylinder provides stable impact force for long-lasting durability. The round shank two-pit chuck ensures secure bit holding even under heavy loads.
This rotary hammer comes with a comprehensive accessory set, including chisels, drill bits, and a steel chuck, all stored in a sturdy plastic case for portability and protection. At 5kg, it offers stability and reliability for professional use.

Specification：

Rated Input Power: 850W
Voltage: 110V / 220V
No-load Speed: 0–1150r/min
Best Drilling Range: 6–20mm
Single Impact Energy: 3.2J
Cylinder: 26mm
Impact Frequency: 0–5100bpm
Chuck Type: Round Shank, Two-Pit
Power Source: Corded Electric
Weight: 5kg
Warranty: 12 months (conditions apply)

Accessories and Packaging：

Standard Accessories:
Depth Gauge *1
Chuck Key *1
Steel Chuck *1
Flat Chisel 20×250mm *1
Pointed Chisel 12×250mm *1
Drill Bit 10×150mm *1
Drill Bit 8×150mm *1
Drill Bit 10×150mm *1

Packaging
CISIVIS Plastic Carrying Case *1
Bulk Carton Packaging (available for wholesale orders)

Frequently asked questions：

Q1: What is the maximum drilling range of this rotary hammer?
A1: It performs best within 6–20mm drilling range, suitable for concrete, steel, and stone.

Q2: How powerful is the impact energy?
A2: Each hammer blow delivers 3.2J, providing efficient chiseling and drilling performance.

Q3: What accessories are included in the set?
A3: The package includes chisels, drill bits, depth gauge, steel chuck, and chuck key, all packed in a plastic case.

Q4: Is this drill suitable for professional use?
A4: Yes. With 850W power, 5100bpm, and 5kg build, it is designed for heavy-duty professional applications.

Q5: What is the advantage of the round shank two-pit chuck?
A5: It provides a secure grip and reduces slippage, ensuring stability during tough drilling tasks.power, 28mm concrete capacity, and durable build, it is designed for professional-grade applications.