SGS ISO Approved AISI420c SUS304 AISI316 Stainless Steel Ball Guangzhou Decok Steel Ball Co., Ltd. Base Info Description Pre：G10-G1000 Drilled Solid Chrome Steel Ball for Hole Next：AISI 304 316 440 440c/SUS 304 316 440 440c 5.556mm Guns and Weapons Stainless Steel Ball
