The Makita M9509B 850W Angle Grinder is a powerful and compact corded grinding machine designed for metal cutting, grinding, surface preparation and fabrication applications. Equipped with an 850W motor and a high no-load speed of 11,000 RPM, it delivers efficient performance for demanding workshop and industrial tasks.

Featuring a 100mm (4-inch) grinding wheel, a comfortable slim barrel grip and a slide switch, this angle grinder offers convenient operation and improved handling. Its machined bevel gears and spiral bevel gear design help provide smoother rotation and longer service life.

The grinder also features a two-action safety switch, lock-on function, spindle lock and double-insulated construction, making it a practical choice for professional users, fabricators, mechanics and workshop operators.

Key Features

Powerful 850W Motor: Delivers reliable performance for demanding grinding and cutting applications.
100mm (4-Inch) Wheel: Suitable for a wide range of metalworking tasks.
High-Speed Performance: 11,000 RPM no-load speed for efficient grinding.
Slide Switch Operation: Convenient switching during operation.
Spiral Bevel Gears: Designed for smoother rotation and efficient power transmission.
Machined Bevel Gears: Help improve durability and service life.
Slim Barrel Grip: Provides comfortable handling and better control.
Adjustable Side Grip: Can be installed on either side for user convenience.
Spindle Lock: Makes wheel replacement easier.
Safety Switch: Two-action switch helps prevent accidental activation.
Lock-On Function: Supports continuous operation.
Double Insulation: Provides additional electrical insulation protection.

Applications

Metal cutting and grinding.
Removing rust, paint and surface imperfections.
Weld joint cleaning and finishing.
Metal fabrication and workshop operations.
Grinding steel pipes, rods and metal components.
Surface preparation before welding or painting.
Construction and maintenance work.
General industrial repair applications.

Technical Specifications

Specification	Details
Brand	Makita
Model	M9509B
Product Type	Angle Grinder
Power Input	850W
Disc Diameter	100mm (4 Inch)
Wheel Bore Diameter	16mm (5/8 Inch)
No-Load Speed	11,000 RPM
Switch Type	Slide Switch
Gear Type	Spiral Bevel Gears
Safety Features	Two-Action Safety Switch
Lock-On Function	Yes
Spindle Lock	Yes
Insulation	Double Insulated
Dimensions (L × W × H)	276 × 118 × 101mm
Net Weight	Approx. 1.8kg
Power Cord Length	2.0m
Colour	Blue / Black

Standard Accessories:

Side Grip
Lock Nut Wrench

Makita M9509B 850W 100mm (4 Inch) Angle Grinder Machine | 11,000 RPM High-Speed Corded Electric Hand Grinder for Metal Cutting, Grinding, Rust Removal, Welding & Fabrication Work

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