... grade : G10 - G1000 4.low price, high quality About us Brand NamePlace of OriginStandardxinxinZhejiang China ( mainland) ... Bearing , grinding materials , micro mists , polishing , decoration , toys , military industry , motorcycles , bicycles , household appliances , chemical machinery , food machinery ... MAX.sulphur 0.008% MAX. China good quality and high precision Bearing Steel Ball ( SGS approved )