Specification Brand : Z QINGZHENG BulletPoint1 : High-quality steel construction ensures durability and long service life.Exact dimensions and consistent quality guarantee reliable and stable performance. BulletPoint2 : Precision engineered for seamless performance in machinery equipment and bike bearings.Smooth surface finish reduces friction and enhances operational efficiency. BulletPoint3 : Versatile usage, suitable not only for industrial applications but also for fun marble track games. BulletPoint4 : High quality carbon steel, large packaging, no need to worry about loss or damage IncludedComponents : carbon steel balls ItemName : Z QINGZHENG High Precision Steel Balls - Carbon Steel Ball Versatile for Machinery Equipment, Bike Bearings (500pcs, 1/4") ItemPackageDimensions_Height : 11.2014 centimeters ItemPackageDimensions_Length : 2.3876 centimeters ItemPackageDimensions_Width : 7.112 centimeters ItemTypeKeyword : deep-groove-ball-bearings Manufacturer : Z QINGZHENG NumberOfBoxes : 1 NumberOfItems : 500 PartNumber : QZ01 ProductDescription : Manufactured with high-quality carbon steel. It has a smooth and flawless surface, extremely high hardness, and excellent wear resistance. Whether used as a precise component in industrial machinery or as a key element in sports goods, it can demonstrate outstanding performance and long-lasting durability. ProductSiteLaunchDate : 2024-08-16T02:05:20.063Z Size : 1/4" SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnspscCode : 31171504