10pcs/set MR85ZZ 440C stainless steel ball bearing bearing tool 5x8x2.5mmFeatures:This ball bearing is mainly made of high quality stainless steel bearing and stainless steel material, durable with wear resistance and collision resistance. Built-in high-precision micro bearing, with high stability and long service life. Low, elegant workmanship and smooth rolling It has excellent high temperature resistance, up to 120 degrees. Standardization size, used for machine tools, electronic equipment, pump industry, airship, reducer, plastic machine, motor, textile machinerySpecifications:Model: MR85ZZMaterial: bearing steel, stainless steelInner diameter: 5mm/0.20inchOuter diameter: 8mm/0.31inchThickness: 2.5mm/0.10inchWeight: 5gPackage Included:10 x Ball Bearing