3.530g Soft Carbon Steel Ball 50-65HRC Solid 9.53mm Low Carbon Steel Balls Bearing Ball AISI1010-AISI1015 Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre:High Guality Long Duration Time AISI1010 G100 Golid 0.374" 9.5mm Lower Carbon Steel Ball HRC50-65 with Heat Treatment Good Next:10.319mm 13/32"High Quality Carbon Steel Balls Chrome Steel Balls for Bearing with Cheap Price AISI1010-AISI1015 4.484G