Concrete Diamond Grinding Cup Wheel,BRSCHNITT 115mm Angle Grinder Double Row Cutting Wheel for Grinding/Polishing/Cleaning Surface Granite, Concrete,Stone,Cement,Marble,Rock

【Standard Size & Universal Arbor】: 115mm (4.5 inch) outer diameter with a standard 22.23mm (7/8 inch) arbor, including a 15.875mm (5/8 inch) reducing ring for flexible installation on various power tools. 【Sintered Double Row Technology】: Premium sintered industrial diamond segments arranged in a double row pattern provide aggressive stock removal, superior grinding efficiency, and an extended operational lifespan. 【Multi-Surface Heavy Duty Grinding】: Engineered for fast levelling, cleaning, and surface smoothing on tough construction materials like cured concrete, masonry, granite, marble, cement, and thinset adhesive. 【Tool Compatibility & Thermal Vents】: Designed to seamlessly fit standard rotary polishers, hand-held grinders, and surface processing tools. Built-in air holes ensure efficient cooling during high-speed operation up to 12,000 RPM. 【Smooth Operation & Clean Finish】: Apply light to moderate pressure and keep the disc moving evenly across the work surface to prevent uneven wear and ensure a smooth, uniform surface treatment.