ID AG912 [900W] 4.5" [900W] ELECTRIC ANGLE GRINDER MACHINE [G-240V] [Bosch Type] - 28827
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Professional Power, Precision Control — Built to Outlast the Job
The ID AG912 900W Electric Angle Grinder is a professional-grade 4.5-inch angle grinder machine engineered for demanding metalworking, cutting, grinding, and polishing applications. Powered by a robust 900W motor spinning at 11,000 RPM, this heavy-duty power tool delivers consistent, high-torque performance across construction, fabrication, and maintenance tasks. Supplied with a Type G British 3-Pin plug and rated for 220–240V operation, it is ready for professional use across the GCC and European markets.
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- 900W Heavy-Duty Motor with 11,000 RPM Performance: The AG912 is driven by a powerful 900-watt motor that delivers a no-load speed of 11,000 RPM, providing the torque and rotational force needed to cut through steel, grind welds, and shape concrete with speed and consistency. Whether tackling light fabrication or sustained heavy-duty grinding, the motor is engineered to maintain performance under continuous load without overheating.
- Double Insulation for Maximum Electrical Safety: Built with a double-insulated construction, the AG912 ensures that all internal electrical components are fully isolated from the outer casing. This critical safety design eliminates the risk of electric shock even in the event of internal insulation failure, making it a reliable choice for professional environments where safety compliance is non-negotiable.
- Spindle Lock for Fast, Single-Handed Disc Changes: The integrated spindle lock mechanism immobilizes the spindle shaft at the press of a button, allowing the operator to swap grinding or cutting discs quickly and securely without the need for additional tools beyond the included spanner. This reduces downtime on the job and ensures accessories are always fitted safely and firmly.
- 115mm Wheel Compatibility with Adjustable Wheel Guard: Designed to accept 115mm (4.5-inch) grinding and cutting discs, the AG912 covers the most widely used disc size in professional and trade applications. The adjustable wheel guard can be repositioned to suit the cutting angle and protect the operator from sparks and debris, offering both versatility and safety across different working orientations.
- Auto-Stop Carbon Brush Set for Extended Motor Life: The AG912 ships with an auto-stop carbon brush set pre-installed, a feature that automatically cuts power to the motor when the carbon brushes reach the end of their service life. This prevents motor damage from brush wear, significantly extending the operational lifespan of the tool and reducing long-term maintenance costs.
- 220–240V Rated with Type G Plug for GCC & European Compatibility: Operating on a 220–240V AC supply at 50/60Hz, the AG912 is fully compatible with standard mains power across the UAE, GCC, and European markets. It comes fitted with a Type G British 3-Pin plug, making it immediately ready for use without the need for adapters or rewiring — a practical advantage for professionals working across multiple regions.
- Lightweight 1.55kg Build for Reduced Operator Fatigue: Weighing just 1.55 kg, the AG912 strikes an optimal balance between structural rigidity and handling comfort. The low net weight reduces operator fatigue during extended grinding sessions, enabling greater precision and control — particularly important when working overhead or in confined spaces where tool weight directly impacts accuracy and safety.
The AG912 carries CE certification (Machine Test), confirming compliance with European safety and electromagnetic compatibility directives. Each unit ships complete with the machine, a guide book, an auto-stop carbon brush set, a spanner, and a wheel guard — everything required to begin work straight out of the box.
General Purchase & Comparison Queries
What voltage and plug type does the AG912 angle grinder use?
The ID AG912 is rated for 220–240V AC at 50/60Hz and comes fitted with a Type G British 3-Pin plug, making it directly compatible with standard mains sockets in the UAE, GCC countries, and the United Kingdom. No adapter is required for use in these regions.
Is the AG912 suitable for professional or trade use, or is it a DIY tool?
The AG912 is built for professional and trade applications. Its 900W motor, double-insulated construction, auto-stop carbon brush set, and CE certification position it firmly in the professional category. It is well-suited for fabricators, maintenance technicians, construction workers, and anyone requiring a reliable, heavy-duty grinder for sustained daily use.
What is included in the box with the AG912?
The AG912 ships as a complete ready-to-use kit. In the box you will find the angle grinder machine, a guide book, a pre-installed auto-stop carbon brush set, a spanner for disc changes, and a wheel guard. All essential accessories for immediate operation are included.
Product-Specific and Usage Queries
What disc size does the AG912 accept, and what materials can it work with?
The AG912 accepts 115mm (4.5-inch) diameter discs, the most widely available size in professional tooling. With the appropriate disc fitted, it can handle metal cutting and grinding, weld seam removal, concrete and masonry surface preparation, tile cutting, and surface polishing. Always ensure the disc selected is rated for the material and the tool's maximum speed of 11,000 RPM.
How does the spindle lock work and why is it useful?
The spindle lock is a button that, when pressed, locks the spindle shaft in a fixed position. This prevents the shaft from rotating while you loosen or tighten the disc retaining nut using the included spanner. The result is a faster, safer, single-handed disc change — a significant advantage on busy job sites where downtime costs money and convenience matters.
What does the auto-stop carbon brush set do?
The auto-stop carbon brush set is a motor protection feature. Carbon brushes are wear components inside the motor that transfer electrical current to the rotating armature. When these brushes wear down to a critical level, the auto-stop mechanism automatically cuts power to the motor, preventing the worn brushes from causing internal damage. This extends the overall service life of the grinder and reduces the risk of unexpected motor failure mid-task.
Problem/Solution-Oriented Queries
The grinder stopped working suddenly — what could be the cause?
If the AG912 stops unexpectedly, the most common cause is the auto-stop carbon brush set activating at the end of the brushes' service life. This is a designed safety feature, not a fault. The solution is to replace the carbon brush set with a compatible pair. Additionally, check that the power supply is stable, the plug is fully seated, and the disc is not jammed or overloaded. If the issue persists after brush replacement, contact your supplier for service support.
Is it safe to use the AG912 without the wheel guard fitted?
No. The wheel guard is a mandatory safety component and must always be fitted during operation. It is designed to deflect sparks, disc fragments, and debris away from the operator in the event of disc breakage or material ejection. Operating any angle grinder without a guard is a serious safety hazard and may also void any applicable warranty or certification compliance. The guard on the AG912 is adjustable, so it can be repositioned to suit different working angles without removal.
The disc is difficult to remove — how do I change it correctly?
To change the disc safely and easily, first ensure the tool is unplugged from the mains supply. Press and hold the spindle lock button to immobilise the shaft, then use the included spanner to loosen the retaining nut in the correct direction (typically counter-clockwise when viewed from the disc face). If the nut is seized, avoid using excessive force — a brief application of penetrating oil to the thread and allowing it to soak for a few minutes will usually free it. Always inspect the new disc for cracks or damage before fitting, and ensure it is rated for a minimum of 11,000 RPM.
Machine (1 Pcs), Guide Book (1 Pcs), Wheel Guard (1 Pcs), Lock Nut Wrench (1 Pcs)