4 Inch Diamond Cup Wheel for Concrete Grinding - Aggressive Polishing & Cleaning of Stone, Cement, Marble, Granite - Angle Grinder Attachment for Surface Preparation & Renovation Projects

How to Use Our Diamond Concrete Grinding Wheel Properly? 1. Strictly follow the instructions in the machine manual. 2. Do not install a diamond dish/cup wheel that is too loose or too tight on the flange. 3. Tighten only with the tool provided with the machine. 4. Be sure to hold the concrete grinding wheel properly to prevent slipping, but do not use excessive force. Never use a hammer. 5. Keep flanges and threads clean without burrs and rust. 6. Before installing the diamond grinder wheel, please replace the deformed or damaged flange. Size : 100 mm /4 inch Inner hole diameter: 20 mm / 0.79 inch (without the metal ring) Inner hole diameter: 16 mm / 0.63 inch (with metal ring)

MATERIAL Diamond.Color Gold. Package includes 1* diamond grinding wheel

SPECIFICATIONS：Inner diameter 20 mm / 0.79 Inch,Diameter of Grinding Wheel 100mm(4 inch),Thickness of Grinding Wheel Disc Body 21mm(0.83 inch),Thickness of Gear 9mm(0.35 inch). Please double check the size info before purchase.

HOLE DESIGN The angle grinder concrete grinding wheel features air holes designed to aid in maintaining and cooling the cutting pattern and reducing wear

FAST CUTTING AND DURABLE Our diamond cup grinding wheel provides for very fast cutting action on masonry, stone, and concrete. High diamond concentration for long life and aggressive material removal. This diamond cup grinding wheel featured large grinding segments with heat-treated steel bodies increases durability and wheel life.

APPLICATION Our 4 inch diamond grinder wheel is used for dry/wet grinding of concrete, granite, stone, marble, tile, masonry, and some other construction material to smooth uneven surfaces and remove flashing.