0086-538-8996599
B11-5, Shengdi International Apartment, North Of Changcheng Road, Taishan District, Taian, Shandong, China (Mainland)
HRC58-66 hardness small or large size G500 stainless low price grinding steel ball, US $ 0.8 - 1 / Kilogram, Shandong, China, SDBALLS, 1mm-100mm.Source from Shandong Sdballs Industry Corp., Ltd. on Waimaotong.com.