... China (Mainland)Brand Name: SAIGEMaterial: Stainless SteelProduct Name: stainless steel ballMaterial: AISI304,316,316L,420,440,200,202MDiameter: 1.2mm-9.525mmGrade: G10-G1000Certificate ... ,the valve,the seal,measuring appProduction process: EquipmentsTesting equipmentsAbout packing High quality stainless steel ball_Corrosion-resistant ball_304 316 316L