Carbon Steel Ball with M2 Thread Screw Hole for Polishing and Milling Machineries Customized 9.525mm 10mm Shandong Jinnai International Trade Co., Ltd. Base Info Description Pre：Carbon Steel Ball 1.024G AISI1010-AISI1015 for Outdoor Sports Shooting Slingshot Catapult 6.31mm Next：6.35mm Manufacturer Low Carbon Steel Balls AISI1010 1015 for Tumble Finishing Bike and Motor-Bike Components
