Specification Brand : WHIRLWIND USA BulletPoint1 : 【Specifications】 Outer Diameter: 4 Inch/100mm, Blade thickness: 0.20 Inch/5mm, Weight: 0.55 lb/250g, Number of teeth:8 BulletPoint2 : 【Dry/Wet】 The grinding disc can be used both wet and dry, and has an 8mm height blade for different occasions. To ensure the grinding effect, it is recommended to add water for grinding. BulletPoint3 : 【Applicable Scenarios】 The grinding wheel is commonly used for grinding marble, granite, quartz stone, artificial stone, various ceramic products and cement, concrete, brick wall repair and polishing. BulletPoint4 : 【Heat Dissipation Hole】 The design of silent heat dissipation hole can not only dissipate heat, but also reduce the weight of grinding disc to damage the machine. ExternallyAssignedProductIdentifier : 4855871670045 ItemName : Whirlwind USA 4 Inch Concrete Diamond Grinding Wheel for Angle Grinder for Polishing and Cleaning Stone Concrete Surface, Cement, Marble, Granite with 5/8-Inch 11mm Thread(4"-GSS) ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 5.5 inches ItemPackageDimensions_Width : 5.5 inches ItemTypeKeyword : abrasive-grinding-discs Manufacturer : WHIRLWIND USA, Inc. PartNumber : GSS ProductDescription : Whirlwind diamond cup wheels are for grinding and smoothing a wide variety of materials. From concrete to mortar to remove glues, mastics and epoxies. Each cup is precision balanced for vibration free grinding and a smooth finish. Can be used wet or dry. GPD series have double row premium grade with higher diamond concentration for longer life and higher speed. ProductSiteLaunchDate : 2016-06-17T07:00:00.000Z Size : 4"-GSS UnspscCode : 31191600