Specifications: Magnetic bearing balls, Stainless steel material 1: high quality ;2: respone to magnetic; 3: fast delivery ; 4: large stock Application of Stainless steel balls: THESE BALLS ARE NORMALLY USED IN PRECISION BALL BEARINGS AND MANY INDUSTRIAL APPLICATIONS. THE BALLS MADE OF THIS KIND OF MATERIAL FEATURE EXCELLENT SURFACE FINISH, CONSIDERABLE HARDNESS AND A HIGH LOAD CARRYING CAPACITY, AS WELL AS EXCELLENT WEAR AND DEFORMATION RESISTANCE. CHROME STEEL BALLS ARE THROUGH HARDENED IN ORDER TO ACHIEVE THE MAXIMUM MECHANICAL STENGHT. EQUIVALENT MATERIALS TO INTERNATIONAL STANDARDS: AFN 100 C6 - B.S. EN 31 - JIS G4805 - SUJ2 - ASTM 100C6 THROUGH HARDNESS INDEX: 60 - 63 HRC