The Makita M9509B Angle Grinder is a powerful and durable 100mm (4-inch) grinder designed for cutting, grinding, and polishing applications. Built under Makita’s MT Series, it offers high performance at an affordable price, making it ideal for daily workshop and site use.

Powered by an 850W motor, it delivers 11,000 RPM, providing smooth and efficient material removal for metal, tiles, and fabrication work.

Its compact and lightweight design (~1.8 kg) reduces fatigue, while the slim barrel grip ensures better control and comfortable handling.

The grinder is equipped with spiral bevel gears and machined gears, which improve durability, ensure smooth rotation, and extend tool life.

Additionally, the labyrinth construction protects internal components from dust and debris, making it suitable for tough job site conditions.

🔧 Key Features:

850W powerful motor for heavy-duty work
Wheel size: 100mm (4 inch)
No-load speed: 11,000 RPM
Compact & lightweight (~1.8 kg)
Spiral bevel gears for smooth operation
Labyrinth dust protection system
Slim barrel grip for better control
Two-action safety switch + lock-on feature
Shaft lock for quick wheel change
Side handle (left/right mountable)
Double insulation for safety

📦 Applications:

Metal cutting & grinding 🔩
Tile & stone cutting 🧱
Fabrication & welding work
Surface polishing & finishing
Workshop & construction use

Makita M9509B Angle Grinder 100mm (4") 850W 11000 RPM Heavy Duty Grinding Machine (MT Series)

Have a question?