1/8" 3.175mm carbon steel ball aisi 1015 1)High hardness(60-65HRC) 2)Good wear resistance 3)NO ... Steel Ball1)Low carbon steel ball2)High carbon steel ballFeatures: 1) Materials: AISI1010,10152) Grades: G28, G100, G200, G500, G10003) Size ... 15 years' experience, we are in the position to supply steel balls with good quality and best price.Workshop and EquipmentProduct 1/8 ...