520Pcs Stainless Steel Balls Assortment Industrial Bearing Assembly for Grinding Tool

Feature: 1. Using high‑quality 440 stainless steel material, high hardness and wear resistance. 2. Widely used in abrasive tools, electrical appliances, construction, machinery, auto parts, etc. 3. The surface is smooth and flat without burrs, with excellent workmanship. 4. Quenching process, high precise of ball diameter, no rust, long service life. 5. With a variety of different specifications of steel balls to meet the basic needs of use. Specification: Item Type: Stainless Steel Ball Material: 440 Stainless Steel Uses: Bearing hydraulic parts, valves, seals, refrigeration equipment, aerospace high accuracy mechanical parts Ball Diameter: Approx. 1.588mm 1 16in Ball Diameter: Approx. 2.381mm 3 32in Ball Diameter: Approx. 3.175mm 1 8in Ball Diameter: Approx. 3.969mm 5 32in Ball Diameter: Approx. 5.953mm 15 64in Ball Diameter: Approx. 4.7625mm 3 16in Ball Diameter: Approx. 5.556mm 7 32in Ball Diameter: Approx. 6.35mm 1 4in Ball Diameter: Approx. 7.144mm 9 32in Ball Diameter: Approx. 7.938mm 5 16in Ball Diameter: Approx. 8.731mm 11 32in Ball Diameter: Approx. 9.525mm 3 8in . Package List: 50 x 1 16in Ball50 x 3 32in Ball50 x 1 8in Ball50 x 5 32in Ball50 x 15 64in Ball50 x 3 16in Ball50 x 7 32in Ball50 x 1 4in Ball30 x 9 32in Ball30 x 5 16in Ball30 x 11 32in Ball30 x 3 8in Ball Note: