Specification Brand : uxcell BulletPoint1 : Size: 3/32" (2.381mm) in diameter. With good dimensional stability. BulletPoint2 : Smooth surface, G5 precision grade balls. BulletPoint3 : Higher hardness and wear resistance than chrome steel balls. BulletPoint4 : Excellent corrosion resistance. Stable and lightweight. BulletPoint5 : Widely useful for casters, drawer slides, bicycle hub, door locks, and more. ItemName : uxcell 200pcs Ceramic Bearing Balls 3/32" 2.381mm Si3N4 Silicon Nitride Ball G5 Precision Ceramic Balls ItemPackageDimensions_Height : 11.9 centimeters ItemPackageDimensions_Length : 0.7 centimeters ItemPackageDimensions_Width : 2.6 centimeters ItemPackageQuantity : 200 ItemTypeKeyword : stainless-steel-precision-balls Manufacturer : uxcell NumberOfItems : 200 PartNumber : a24040800ux0414 ProductDescription : Description These ceramic bearing balls are good for applications that require extreme rotation and require high performance bearing balls to meet the requirements. Lighter and stronger than tungsten carbide, these silicon nitride balls are diamond polished and will not shatter or melt under extreme conditions. Higher hardness than chrome steel balls. Vickers-hardness up to 1700HV. Widely useful for casters, drawer slides, bicycle hub, door locks, and more.