Promotional Forged 1.588mm 2.381mm 3mm 3.175mm 4mm 5.556mm 19.05mm Stainless Steel Ball Guangzhou Decok Steel Ball Co., Ltd. Base Info Description Pre：2mm 3mm 4mm 5mm 6mm 10mm 304 AISI304 SUS304 G100 G200 G500 Small Solid Stainless Steel Next：440c 0.35mm 0.5mm 0.7mm 1.0mm Solid Micro Mini Stainless Steel Ball
