Steel Ball manufacturer / supplier in China, offering China Manufacturer AISI S-2 Tool Rockbit Ball, 82.55mm AISI 52100 Chrome Steel Ball/Bearing Ball, Yusion S-2 Tool Rockbit Ball with ISO 9001 Certificate and so on.
LuoYang ZhiSheng Special Steel Ball Co., Ltd, founded in 1993, is specialized in producing AISI 52100 Chrome Steel Balls & AISI S-2 Rockbit Balls from 3/16" to 150mm. The grade of our products ranges from G10 to G200, which conform to ASTM/AISI and international standard like ISO, JIS &DIN. We can also manufacture steel balls according to customer's detailed technical requirements. Moreover, our balls have passed ISO 9001: 2000, SGS and D&B quality system certification.