Specification Brand : Auniwaig BulletPoint : Norton 7" Diameter 1/4" Thick 1-1/4" Hole Size 100 Grit 38A Aluminum BulletPoint1 : 【Multifunction】- With sharp cutting edge of abrasive grain, good angular retention and high durability BulletPoint2 : 【Design】- White Corundum grinding wheel abrasive grain is uniform, so it has high grinding precision.Good roughness, less abrasive consumption and durable for use BulletPoint3 : 【High Quality】- White Corundum abrasives have the characteristics of high hardness, high compressive strength and good wear resistance, so is an ideal tool for grinding BulletPoint4 : 【Wide Application】- Suitable for precision grinding and form grinding of hardened steel, alloy steel tools, measuring tool and instrument parts BulletPoint5 : 【Dimension】- Abrasive Material: White Corundum; Inner diameter:13mm / 0.51-inch; Outer diameter: 50mm / 1.97-inch; Height: 25mm / 0.98-inch;Granularity / mesh:80 Grits Color : 5 Inch CompatibleDevices : Angle Grinder ConstructionType : grinding CustomerPackageType : Standard Packaging ExternallyAssignedProductIdentifier : 30638060064604 ExternallyAssignedProductIdentifier1 : 841674116167 ExternallyAssignedProductIdentifier2 : 0841674116167 ExternallyAssignedProductIdentifier3 : 00097758611138 IncludedComponents : Cut & Grind Wheel IndustryStandardIdentifier : Type 27 ItemName : Auniwaig 50mm/1.97-Inch Grinding Wheels,White Flaring Cup Abrasive Wheels,for Surface Grinding Tools 80 Grits 2PCS ItemPackageDimensions_Height : 10.3886 centimeters ItemPackageDimensions_Length : 4.9022 centimeters ItemPackageDimensions_Width : 8.2042 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : surface-grinding-wheels Manufacturer : Auniwaig Material : Alloy Steel MaximumRotationalSpeed : 13300 rpm ModelName : 3M Cut & Grind Wheel, 06460, Type 27, 4 in x 1/8 in x 3/8 in, 10 per inner ModelNumber : CU4800S0702HF-FBA NumberOfItems : 10 PartNumber : CU4800S0702HF-FBA ProductDescription : Auniwaig 50mm White Corundum Grinding Wheels Package Content: 2pcs x White Corundum Grinding Wheels Specification: Abrasive Material: White Corundum Inner diameter:13mm / 0.51-inch Outer diameter: 50mm / 1.97-inch Height: 25mm / 0.98-inch Granularity / mesh: 80 Grits Description: 1.The grinding wheel is mainly used for surface grinding and external grinding. 2.High hardness, high compressive strength and good wear resistance, so is an ideal tool for grinding. 3.Not only high efficiency, high precision, but also good roughness, less abrasive consumption and long service life. 4.Suitable for grinding of hard and heat sensitive steel, such as hardened steel, high carbon steel, alloy steel and so on. 5.Widely used for grinding and forming of cutting tools, molds, gears, threads, thin-walled parts, etc Note: 1.Please use at the specified maximum speed. 2.Please install the qualified protective cover before starting the machine. 3.Please select the appropriate grinding wheel for appearance and sound inspection before installation. 4.Newly installed or used wheels every other day should be idling for more than one minute before use. Do not stand in front of the wheel. 5.The grinding wheel is fragile and should not be impacted or dropped; the storage should be dry and flat, and should not be stressed.