SS304 Stainless Drilled Steel Ball with Through Hole 15.8mm 20mm 25mm 30mm Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：AISI304 SS316 Ss420 Ss440c Solid/Hollow Drilled Stainless Steel Ball with Hole 11/16" 17.463mm Next：Drilled Stainless Steel Beads 8 mm with 1 mm Hole
