Features This ball bearing is mainly made of high quality bearing steel and stainless steel material, durable with resistance to wear and collision Built-in precise micro bearing, with the characteristic of high stability and long service life Low speed, elegant performance and rolling smoothly It has excellent high temperature resistance, up to 120 degrees Standardization size, used for machine tool, electronic equipment, pump industry, airship, reducer, plastic machine, motor, textile machinery Features: This ball bearing is mainly made of high quality bearing steel and stainless steel material, durable with resistance to wear and collision.Built-in precise micro bearing, with the characteristic of high stability and long service life. Low speed, elegant performance and rolling smoothlyIt has excellent high temperature resistance, up to 120 degrees.Standardization size, used for machine tool, electronic equipment, pump industry, airship, reducer, plastic machine, motor, textile machinery. Specifications:Model: 696ZZMaterial: bearing steel, stainless steelInner diameter: 6mm / 0.24inOuter diameter: 15mm / 0.59inThickness: 5mm / 0.20inWeight: 39g Package included:10 x Ball bearing Package List