Factory Wholesale Multifunctional Cordless Rotary Hammer Brushless Motor Rechargeable Impact Hammer For Concrete Wall Drilling

CHJ brushless cordless rotary hammer features variable speed up to 1100r/min and 4900 impact frequency, supporting max 26mm concrete drilling. It uses universal Makita-type 21V 4000mAh dual batteries for long runtime, with 3 working modes for drilling, hammering and chiseling. Equipped with anti-vibration auxiliary handle and durable BMC storage case, this wireless hammer is ideal for decoration, construction and wall renovation projects.

• Powerful Brushless Motor with High Impact Performance

  Advanced brushless motor delivers 0-1100r/min variable speed and 0-4900 impacts per minute, strong impact force for fast drilling on concrete, brick and stone materials, low heat and longer service life.

• 26mm Large Drilling Diameter for Heavy Construction Work

  Max borehole diameter reaches 26mm, capable of deep drilling on hard concrete walls, fully meeting professional decoration and engineering construction needs.

• Universal Makita-Type 21V 4000mAh Dual Batteries

  Two interchangeable large-capacity lithium batteries compatible with Makita 21V power tools, greatly extending continuous operation time for long-day construction jobs.

• 3-in-1 Multi Working Modes

  Integrated drill mode, hammer drill mode and chisel mode, one machine completes hole drilling, wall grooving and wall breaking work, wide application range.

• Auxiliary Anti-vibration Comfort Handle

  Detachable secondary handle effectively reduces vibration during high-impact work, easing hand fatigue and improving operation stability.

• Complete Kit with Shockproof BMC Hard Case

  Full set includes hammer host, two batteries, charger and drill bits, packed in durable BMC box for dustproof, anti-collision storage and outdoor transport.