Comprehensive product kit shot including the Makita 40V Max XGT angle grinder, 4.0Ah lithium-ion battery, rapid optimum charger, grinding wheel, side handle, and heavy-duty tool bag.
Full side view of the Makita GAG11M1 40V Max XGT brushless cordless 5-inch angle grinder kit, featuring the teal industrial housing, X-LOCK quick-change mount, and ergonomic body grip.
Infographic of the Makita GAG11M1 highlighting key performance technologies: X-LOCK quick change system, variable speed control dial, 40V Max XGT brushless motor, and AFT active feedback-sensing technology.
Close-up view of the Makita 40V cordless grinder spindle without an accessory, showcasing the tool-free X-LOCK mounting interface and the adjustable metal safety guard.
Close-up of a power tool with 'XGT Brushless' branding on a white background
Close-up of a Makita power tool with 'BL Motor' branding on a white background
Detailed close-up of the variable speed control dial on the Makita 40V Max XGT grinder, allowing users to adjust RPM settings between 3,000 and 8,500 for different materials.
Detailed shot of the Makita X-LOCK interface with a grinding wheel installed, highlighting the secure click-mount system that eliminates the need for traditional locknuts and wrenches.
Action shot of a worker in protective gear pulling the X-LOCK release lever to demonstrate the rapid, tool-free removal of a 5-inch wheel from the Makita XGT angle grinder.
A professional technician using the Makita GAG11M1 40V Max XGT brushless 5-inch angle grinder to smooth industrial steel, demonstrating the high-performance cordless power and control provided by the ergonomic side handle.
Action shot of the Makita 40V XGT cordless grinder cutting through a thick metal workpiece, producing sparks and showcasing the high-speed efficiency and safety of the integrated electric brake system.
Comprehensive product kit shot including the Makita 40V Max XGT angle grinder, 4.0Ah lithium-ion battery, rapid optimum charger, grinding wheel, side handle, and heavy-duty tool bag.
Marketing graphic illustrating the X-LOCK innovation, demonstrating how a simple click-mount process makes accessory changes up to 5 times faster than traditional threaded spindles.
40V max XGT® Brushless Cordless 5" X-LOCK Angle Grinder, with Electric Brake, AWS® Capable (GAG11) promotional how to video
MAKITA X-LOCK ANGLE GRINDERS (XAG25, XAG26, GA4570) promotional how to video
Comprehensive product kit shot including the Makita 40V Max XGT angle grinder, 4.0Ah lithium-ion battery, rapid optimum charger, grinding wheel, side handle, and heavy-duty tool bag.
Full side view of the Makita GAG11M1 40V Max XGT brushless cordless 5-inch angle grinder kit, featuring the teal industrial housing, X-LOCK quick-change mount, and ergonomic body grip.
Infographic of the Makita GAG11M1 highlighting key performance technologies: X-LOCK quick change system, variable speed control dial, 40V Max XGT brushless motor, and AFT active feedback-sensing technology.
Close-up view of the Makita 40V cordless grinder spindle without an accessory, showcasing the tool-free X-LOCK mounting interface and the adjustable metal safety guard.
Close-up of a power tool with 'XGT Brushless' branding on a white background
Close-up of a Makita power tool with 'BL Motor' branding on a white background
Detailed close-up of the variable speed control dial on the Makita 40V Max XGT grinder, allowing users to adjust RPM settings between 3,000 and 8,500 for different materials.
Detailed shot of the Makita X-LOCK interface with a grinding wheel installed, highlighting the secure click-mount system that eliminates the need for traditional locknuts and wrenches.
Action shot of a worker in protective gear pulling the X-LOCK release lever to demonstrate the rapid, tool-free removal of a 5-inch wheel from the Makita XGT angle grinder.
A professional technician using the Makita GAG11M1 40V Max XGT brushless 5-inch angle grinder to smooth industrial steel, demonstrating the high-performance cordless power and control provided by the ergonomic side handle.
Action shot of the Makita 40V XGT cordless grinder cutting through a thick metal workpiece, producing sparks and showcasing the high-speed efficiency and safety of the integrated electric brake system.
Comprehensive product kit shot including the Makita 40V Max XGT angle grinder, 4.0Ah lithium-ion battery, rapid optimum charger, grinding wheel, side handle, and heavy-duty tool bag.
Marketing graphic illustrating the X-LOCK innovation, demonstrating how a simple click-mount process makes accessory changes up to 5 times faster than traditional threaded spindles.
40V max XGT® Brushless Cordless 5" X-LOCK Angle Grinder, with Electric Brake, AWS® Capable (GAG11) promotional how to video
MAKITA X-LOCK ANGLE GRINDERS (XAG25, XAG26, GA4570) promotional how to video
Makita

Makita Cordless Angle Grinder Kit GAG11M1 40V Max XGT 5 Inch Brushless Power Tool (3000-8500 RPM X-LOCK Variable Speed Brake AWS Concrete Metal Cutting)

In stock
SKU: GAG11M1
$554.00 USD

Description

Makita Logo Logout

High Velocity Wireless Auto Start Powertrain with Snap-On Wheel Exchange for Heavy Industrial Production

The Makita GAG11M1 40V Max XGT Brushless 5-Inch Angle Grinder Kit is a battery-powered heavy-duty cutting and grinding system engineered to deliver up to 60% faster cutting speeds across demanding masonry and metal fabrications. Driven by an advanced industrial brushless motor powered by a high-capacity 4.0Ah battery, this cordless power tool maintains variable operating speeds from 3,000 to 8,500 RPM under load. The architecture integrates an automated snap-on X-LOCK spindle interface for tool-free accessory changes, Active Feedback-sensing Technology (AFT) for instant bind-up mitigation, a rapid 2-second electric safety brake, and Bluetooth AWS capability for wireless dust extractor communication.

Best Used For:

  • Thick Metal Cutting: Slicing rapidly through heavy-gauge galvanized conduit tracks, iron structural unistrut channels, and raw steel reinforcing rebar plates.
  • Production Weld Dressing: Stripping coarse structural weld lines, beveling plate steel edges, and removing hard carbon scale buildup uniformly.
  • Masonry Expansion Jointing: Scoring straight, crisp relief channels and trimming composite paving blocks, concrete walls, or tile surfaces with dust extraction integration.

Key Performance & Safety Features

  • X-LOCK Mount Architecture: Snap-on accessory interface locks grinding wheels instantly without nuts and detaches rapidly via a physical lift-lever mechanism.
  • XGT 40V Commercial Power: Advanced high-voltage electronic platform yields corded-equivalent torque output for high-load industrial cutting cycles.
  • AWS Vacuum Synchronization: Auto-Start Wireless System provides automated Bluetooth communication to trigger matched dust collectors simultaneously during grinding.
  • AFT Back-Torque Protection: Intelligent electronic feedback loop triggers immediate motor shutdown if the cutting wheel jams or experiences sudden speed loss.
  • Two Second Active Brake: Integrated electrical braking mechanism decelerates rotating cut-off wheels to a complete stop within 2 seconds for operator protection.

What's Included

  • (1) 40V Max XGT Brushless 4-1/2" / 5" X-LOCK Angle Grinder (GAG11Z)
  • (1) 40V Max XGT 4.0Ah Lithium-Ion Battery (BL4040)
  • (1) 40V Max XGT Rapid Optimum Charger (DC40RA)
  • (1) 5" Tool-Less Wheel Guard (140N43-5)
  • (1) X-LOCK 5" x 1/4" x 7/8" Metal & Stainless Grinding Wheel, 36 Grit
  • (1) Side Handle
  • (1) Heavy-Duty Tool Bag

Technical Specifications

Product Type X-LOCK Angle Grinder Kit
Model Number GAG11M1
Voltage 40V Max XGT
Battery Pack Capacity 4.0 Ah
Power Type Cordless Battery System
Motor Type Brushless
Wheel Diameter Capacity 5 Inches
Variable Speed Range 3,000 - 8,500 RPM
Spindle Mounting Standard X-LOCK Interface
Switch Type Slide Switch with Lock-on
Electric Brake Recovery Yes (2 Seconds or Less)
Bind-Up Protection Yes (Active Feedback Sensing - AFT)
Battery Charging Window 45 Minutes
Overall Tool Length 16.5 Inches
Net Operating Weight 7.9 lbs. (With Battery Installed)
Warranty Configuration 3-Year Limited Warranty
UPC Barcode 088381766760
Pro-Tip: Use the lower speed dial selections (3,000–5,000 RPM) when working with surface preparation flap discs or polishing stainless steel alloys; matching lower wheel velocities avoids dangerous heat glazing on metal grains and preserves specialized media surfaces.