1mm 3.17mm 4.76mm 8mm 9.5mm 10mm 17.4mm Stainless Steel Ball Guangzhou Decok Steel Ball Co., Ltd. Base Info Description Pre：5.5mm 8mm 9.5mm 10mm 12.7mm 304 Stainless Solid Steel Ball Next：2.8mm 4mm 5m 5.5mm 6mm 22mm Round Brass Ball
