Concrete Grinding Wheel, 4'' Double Row Diamond Cup Surface Grinding Wheel Heavy Duty Turbo Concrete Grinding Wheel Disc for Angle Grinder on Granite, Cement, Marble, Rock, Masonry, Concrete - Goodtechnical, Diamond Cup Grinding Wheel Black 7 inch

• 【Product Size】：Outside diameter 4" /100mm，Arbor 7/8"/ 22mm，Inner hole diameter without Metal Ring 4/5"/20mm，Inner hole diameter with Metal Ring 5/8"/16mm；Please double check the size before order. 【Outstanding Performance】:Our diamond cup grinding wheel provides for very fast cutting action on masonry, stone, and concrete.High diamond concentration for longer life and aggressive material removal.Large grinding segments with heat-treated steel bodies of our concrete grinding wheel increase durability and wheel life. 【Cooling Hole】The angle grinder concrete grinding wheel features air holes designed to aid in maintaining and cooling the cutting pattern and reducing wear. 【Widely Application】: Our 4'' diamond grinder wheel used for dry/wet grinding of concrete, granite, marble, tile, masonry, stone and some other construction material to smooth uneven surfaces and remove flashing. Compatible with grinding machines and angle grinders. 【Sales Warranty】Customer's satisfaction is our priority, If you are not happy with our product for any reason, please feel free to contact us, we will full refund to you or exchange. Buy with confidence.