Angle Grinder 4 SMT-8521
The SMT8521 is a powerful 700W, 11,000 RPM compact 4″ angle grinder designed for fast cutting, grinding, and polishing. With its ergonomic design and M10 quick-change spindle, it delivers high performance and easy handling for professional and DIY use.
- Estimated Delivery : Up to 4 business days
- Free Shipping & Returns : On all orders over $200
Professional Angle Grinder SMT-8521 | 700W Grinding & Cutting
This 4-inch angle grinder Engineered with a robust 700W motor and blistering 11,000 RPM no-load speed, the SMT-8521 delivers precision control for cutting, grinding, and polishing in tight spaces. Perfect for mechanics, metalworkers, and contractors needing compact power.

Key Features:
✅ 700W High-Performance Motor
✅ Ultra-Compact 100mm (4″) Disc Size
✅ Speed 11,000 RPM Speed
✅ Universal 50/60Hz Frequency
✅ M10 Quick-Change Spindle
⚙️ Technical Specifications Table
| Parameter | Specification |
| Model | SMT8521 |
| Disc Size | 4″ (100mm) |
| Power Input | 700W |
| No-Load Speed | 11,000 RPM |
| Spindle Thread | M10 Industrial Standard |
| Arbor Size | 16mm |
| Frequency | 50/60Hz (Global Compatible) |
| Weight | Lightweight Ergonomic Design |
| Shipping | 10 Units/Carton (Bulk Value) |
Why Professionals Choose This Grinder:
⚡ High-Speed Performance – 11,000 RPM cuts through rebar, tile & metal fast
🔧 Precision Control – Compact 4″ size accesses tight spaces engines, corners
🛡️ Durable Construction – Reinforced gearbox & copper motor windings
🔄 Quick Disc Changes – M10 spindle with 16mm arbor (no-wobble fit)
🤏 Ergonomic Grip – Low-vibration body reduces fatigue during extended use
USED FOR
- Metal Fabrication & Welding Prep
- Automotive Repair & Exhaust Work
- Tile Cutting & Masonry Grinding
- Pipe Fitting & Plumbing
- DIY Home Renovations
















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