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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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
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Powerful 850W Motor: Delivers reliable performance for demanding grinding and cutting applications.
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100mm (4-Inch) Wheel: Suitable for a wide range of metalworking tasks.
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High-Speed Performance: 11,000 RPM no-load speed for efficient grinding.
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Slide Switch Operation: Convenient switching during operation.
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Spiral Bevel Gears: Designed for smoother rotation and efficient power transmission.
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Machined Bevel Gears: Help improve durability and service life.
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Slim Barrel Grip: Provides comfortable handling and better control.
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Adjustable Side Grip: Can be installed on either side for user convenience.
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Spindle Lock: Makes wheel replacement easier.
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Safety Switch: Two-action switch helps prevent accidental activation.
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Lock-On Function: Supports continuous operation.
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Double Insulation: Provides additional electrical insulation protection.
Applications
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Metal cutting and grinding.
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Removing rust, paint and surface imperfections.
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Weld joint cleaning and finishing.
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Metal fabrication and workshop operations.
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Grinding steel pipes, rods and metal components.
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Surface preparation before welding or painting.
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Construction and maintenance work.
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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:
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Side Grip
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Lock Nut Wrench

















