Heavy Duty Rotary Hammer Drill, Brushless Hammer Kit, with 3Pcs Drill Bits and 2Pcs Chisel, LED Light, 360° Auxiliary Handle, 3 Function, for Concrete, Masonry, Brick, Steel, Wood

Parameter Single maximum hammering force: 7.8J Maximum drilling diameter (concrete): 28mm Maximum drilling diameter (steel): 13mm Maximum drilling diameter (wood): 28mm Hammering frequency: 1450/min No-load speed: 1400r/min Battery: 21V/4.0Ah*2 Size: 43.50x11.90x33cm Weight: 7kg

• ▶Hammer applicable to concrete and brick. Drill applicable to wood, plastic, or metal. Hammer drill for heavy duty work. Chisel adjustment adjusts the angle of the chisel before use to suit various work intensity requirements. The dual switch design provides enhanced safety assurance.
• ▶This rotary hammer drill is equipped with high-power industrial motor, which can provide 7.8 joules of impact energy and can reach a maximum speed of 0-1400RPM and an impact frequency of 4500BPM to complete heavy duty projects such as concrete, masonry and metal with higher efficiency.
• ▶High strength chuck for easy and safe drill bit changes to prevent bit dropping. 360° rotatable handle for easy response to various work requirements. The aluminum alloy housing provides higher durability and strength. The maximum drill diameter is 1.1 inches for concrete, 0.5 inches for metal and 1.1 inches for wood.
• ▶The all-copper motor is more resistant to high temperatures, and even with long working hours, it will not burn the machine. The safety clutch function prevents motor overload and accidental injuries, reducing damage to the rotary hammer and extending its lifespan.
• ▶The hammer drill features a user-friendly design with a 3-speed adjustable function, providing more precise drilling or chiseling effects. The vibration-dampening system reduces fatigue in the arms and wrists, offering a more comfortable working experience.