1)carbon steel bearing balls for 2)Advanced technology 3)Short delivery time 4)Good service 5)low price with big ... machinery, rolling mills, textile, railways, metallurgy, mining ,steel, construction machinery plants petrochemical industry and other industries.We provides ... ball specifications (1) Material: low carbon AISI 1008-AISI 1045, medium carbon AISI 1045, high carbon AISI 1065-AISI 1085 (2) ...