Makita 40V Max XGT‚® 1-1/8" Cordless Rotary Hammer Kit with Dust Extractor, 4.0Ah

The Makita GRH01M1W 40V Max XGT® 1-1/8" Cordless Rotary Hammer Kit with Dust Extractor is engineered for professional concrete contractors, electricians, mechanical contractors, facility maintenance crews, and construction professionals who require high-performance drilling with advanced dust management. Built on Makita's next-generation 40V Max XGT® platform, this rotary hammer delivers powerful cordless performance for demanding drilling and anchoring applications. Powered by a Makita-built brushless motor, the GRH01M1W provides increased efficiency, longer runtime, and reduced maintenance. The included HEPA dust extractor captures concrete dust at the source, helping maintain cleaner work environments and supporting jobsite dust-control requirements.

40V Max XGT® Brushless Performance

Provides high-output cordless power for demanding concrete drilling applications.

Captures dust at the source to help maintain a cleaner and more productive jobsite.

Reduces vibration exposure for improved user comfort during extended operation.

Automatically shuts off the motor if the bit suddenly binds or stops rotating.

Supports wireless communication with compatible dust extraction systems.

Includes a 40V Max XGT® 4.0Ah battery, charger, and dust extraction system for immediate jobsite use.

Model Number: GRH01GM105

Power Source: Electric – Cordless

Cordless / Corded: Cordless

Battery Platform: 40V Max XGT® Lithium-Ion

Battery Included: Yes (1 x 4.0Ah BL4040)

Charger Included: Yes

Motor Type: Brushless

Bit Type: SDS-PLUS

Max Concrete Drilling Capacity: 1-1/8 in.

Optimum Drilling Range (Concrete): 3/16 in. – 3/4 in.

Core Bit Capacity: 2-9/16 in.

Impact Energy: 2.8 ft-lbs (3.2 J)

Blows Per Minute (BPM): 0 – 5,000 BPM

No-Load Speed: 0 – 980 RPM

Vibration Control: Yes (AVT®)

Active Feedback-Sensing Technology: AFT® Yes

Automatic-start Wireless System: AWS® Capable (transmitter sold separately)

Dust Extraction System: Integrated HEPA Dust Extractor

Filter Type: HEPA

Container Hole Capacity:
Approx. 25 holes (5/8" x 2")

Filter Life: Approx. 200 container fillings

Variable Speed: Yes

Electric Brake: Yes

Bind-Up Control: Yes

Overall Length: 14-3/4 in.

Net Weight (with Battery): 10.1 lbs

Shipping Weight: 23.15 lbs

Form Factor: X2 LXT® (Dual 18V Equivalent)

Vibration Level: ~7 m/s²

Sound Pressure Level: 94 dB(A)

Housing Material: Reinforced Polymer/Metal

Case Included: Yes

Country of Origin: China

Warranty: 3-Year Limited Warranty

Package Contents: Rotary Hammer, 4.0Ah Battery, Rapid Charger, Dust Extractor, Side Handle, Depth Gauge, Grease, Cloth, Tool Bag