Bearing steel balls Bearing Ball for Automotive Applications, Semi-precision Bearings, and Commercial ... 304, 316L, 404, 420Grades: G40, G60, G100, G200, G500, G1000Size: 2 to 60mmComplies with the ISO3290, AFBMA, DIN, JIS standardsApplied in ... , hardware, bearings, wheel, bicycles and trust bearing pulleys Bearing steel balls