Chrome Steel Bearing Balls, Bearing Steel Bead 9/10/11/12/13/14/15/16/17/18/19/20MM Solid Steel Ball 50PCS(15mm)

Material: steel

• Processing precision is high - 12 machining processes, heat treatment, granulation, and precision steel balls. Concentricity tolerances reach the right weight of 0.001 tolerance to ensure product quality / quality
• GCR 15 Bearing Steel - High and uniform hardness is well-hardened, high contact fatigue properties.
• Bright smooth - fine polishing, high intensity reflective, beautifully multiplied.
• Bearing steel balls are effective in improving the torque properties of bearings, reducing noise, extending life
• These bearing balls are installed between the inner ring and the outer ring to reduce friction when the bearing rotates. It can strength the protection to machine and extend the service life.[Applications]: It can be used in humid environments. Suitable for auto parts, bicycles, valves, refrigerators, air conditioners, bearings, photographic equipment, drawer slides and many other applications.