2.8mm Low Carbon Steel Ball AISI1010-AISI1015 Small Steel Ball/Carbon Steel Grinding Balls 0.895g Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：2.6mm 3.175mm 3.968mm Hot Sale Chinese Soft Carbon Steel Ball for Bicycle AISI1010-AISI1015 0.072g Next：2.88mm Low Carbon Steel Ball AISI1010-AISI1015 Precision Bearings Carbon/Chrome Steel Balls 0.097g
