Makita 40V Max XGT‚® 1-9/16" Brushless SDS-MAX AVT‚® Rotary Hammer Kit, 4.0Ah

The Makita GRH05M1 40V Max XGT® 1-9/16" Brushless SDS-MAX AVT® Rotary Hammer Kit is engineered for professional contractors, concrete specialists, electricians, plumbers, and construction crews who require high-performance drilling and demolition capabilities. Powered by Makita's advanced 40V Max XGT® battery platform, this rotary hammer delivers exceptional power, efficiency, and runtime for demanding jobsite applications. Featuring a Makita-built brushless motor, the GRH05M1 provides increased durability and reduced maintenance while maximizing battery efficiency. The SDS-MAX chuck system supports heavy-duty drilling and chipping applications in concrete and masonry.

Powerful 40V Max XGT® Platform

Delivers high-output cordless performance for demanding drilling and demolition applications.

Provides longer runtime, greater efficiency, and extended tool life with minimal maintenance.

Designed for heavy-duty concrete drilling, anchor installation, and chipping applications.

Reduces vibration exposure to improve operator comfort and control during extended use.

Supports Auto-Start Wireless System functionality with compatible Makita dust extractors for cleaner jobsite operation.

Model Number: GRH05M1

Power Source: Electric – Cordless

Cordless / Corded: Cordless

Battery Platform: 40V Max XGT®

Battery Voltage: 40V Max

Battery Ampere-hour (Ah): 4.0 Ah

Number of Batteries Included: 1

Battery Composition: Lithium-Ion (Li-ion)

Charger Included: Yes

Motor Type: Brushless

Bit Type: SDS-MAX

Maximum Concrete Drilling Capacity: 1-9/16 in.

Optimum Concrete Drilling Range: 5/8 in. – 1-1/4 in.

Maximum Core Bit Capacity: 4-1/8 in.

Impact Energy: 8.4 ft-lbs (11.4 Joules)

Blows Per Minute (BPM): 1,450 – 2,900 BPM

No-Load Speed: 250 – 500 RPM

Variable Speed: Yes

Anti-Vibration Technology: AVT®

Active Feedback-Sensing Technology: AFT®

Auto-Start Wireless System: AWS® Capable (Transmitter Sold Separately)

Electric Brake: Yes

Constant Speed Control: Yes

Soft Start: Yes

Soft No-Load Function: Yes

Built-In LED Light: Yes

Vibration Control: Yes

Overall Length: 19-3/4 in.

Net Weight (with Battery): 17.0 lbs

Color / Finish: Teal / Black

Extreme Protection Technology: XPT™

Case Included: Yes

Country of Origin: Japan

Warranty: 3-Year Limited Warranty

Package Contents: GRH05Z Rotary Hammer, 40V Max XGT® 4.0Ah Battery (BL4040), Rapid Optimum Charger (DC40RA), Side Handle, D-Handle Assembly, Depth Gauge, Hammer Bit Grease, Cleaning Cloth, Tool Case