Portable Three-Head Wall Sander, 3800W Concrete Floor Grinder, with 20cm Diamond Disc, 6-Speed Adjustable, for Stone Marble Tile Cement Concrete Floor Grinding Cleaning Standard

Are you still troubled by incomplete grinding, blind spots on walls and floors, and weak concrete processing tools?Our Electric Concrete Grinder, also known as the Portable Three-head Wall Floor Sander, is your perfect renovation assistant. It integrates grinding, planing, polishing, and rust removal functions, fully satisfying your demands for concrete, cement wall, stone, and floor refurbishment.Why choose us?✅ 3800W High-performance Motor, 2800r/min Smooth Running✅ 3-Head Dead-corner Eliminated Grinding, Detachable Corner Design✅ 20cm Large Diamond Grinding Disc✅ 6-Speed Adjustable & Flexible Belt Tension Control✅ Premium Aluminum Alloy Casing, Sturdy & Long-lasting✅ Large Caliber Chip Removal, External Vacuum Port(Vacuum Cleaner Optional)✅ Safety Lock Switch & Heightened Auxiliary Handle✅ Multi-use: Concrete, Marble, Granite, Metal Derusting✅ Portable Body with Full Set Grinding Accessories✅ Ideal for Home Renovation, Industrial & Engineering Use【Specifications】- Product Name: 3-Head Electric Concrete Grinder- Motor Power: 3800W- No-load Speed: 2800r/min- Grinding Disc Diameter: 20cm- Speed Gears: 6 Gears Adjustable- Main Head Material: Aluminum Alloy- Voltage: 110V/220V- Machine Weight: 7.5KG- Packing Size: 55.5*37.5*22.5CM【Package Includes】1 × 3-Head Concrete Grinder1 × Vacuum Cleaner (Optional)2 × Carbon Brushes1 × Synchronous Belt2 × Hex Wrenches3 × Water Grinding Pads3 × Sandpapers3 × Adhesive Backing Pads3 × Diamond Grinding Discs1 × User Manual【Service】If you have any questions, please feel to contact us — we will reply within 24 hours.

• 【3-Head No Dead Angle Grinding】Featured with Portable Three-head Wall Floor Sander structure and detachable corner design, this Electric Concrete Grinder realizes 90° no dead angle wall planing & corner polishing. Equipped with 20cm large diamond grinding disc and premium diamond abrasives, it delivers powerful coverage performance for large-area grinding. Perfect for wall rough planing, cement wall trimming and all-around corner treatment without missing any blind spots.
• 【3800W High Power Motor & Stable Operation】This heavy-duty Concrete Sander adopts 3800W high-power motor, 2800r/min no-load speed, bringing strong cutting power and stable output. The reinforced aluminum alloy machine head is wear-resistant, impact-resistant and durable. Ideal for Granite Diamond Concrete Grinding, metal rust removal, hard concrete and stone rough finishing for long-time industrial use.
• 【6-Gear Speed Adjustable & Flexible Control】Built with 6-speed adjustable switch and flexible belt adjustment system, this Concrete Floor Grinder adapts to different materials and polishing needs freely. You can switch coarse grinding, fine grinding and precise polishing modes easily. With reasonable speed matching, it greatly improves construction smoothness and working efficiency for floor and wall renovation projects.
• 【Dust-free Design & Large Caliber Chip Removal】Equipped with large caliber chip removal outlet and external vacuum interface, this Diamond Polisher Machine supports dust-free grinding to reduce construction dust. Built-in safety lock switch prevents accidental start for double safety. Optimized heat dissipation structure prolongs motor service life, suitable for long-hour dry grinding and renovation work.
• 【Multi-Purpose & Complete Grinder Set】This all-in-one Concrete Grinder Set comes with complete accessories and heighten non-slip handle for labor-saving dual-hand operation. Detachable design for easy narrow corner access. Widely used as Cement Wall Ground Grinder, Ground Polishing Machine and marble polishing machine, covering concrete, marble, granite, stone, metal and wall floor multi-scene processing.