12.3031mm 31/64" AISI304 Stainless Steel Balls for Platinum Ball Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre:2.05mm 0.080inch AISI304 Stainless Steel Ball for Bearingdie Casting 0.035g Next:3.87mm 0.152inch AISI304 Stainless Steel Balls for Manufacturing Plant Food