Garnet Sand, Steel Shot, Steel Grit manufacturer / supplier in China, offering Customizedg20-G1000 Stinaless Steel Ball Used in Bearing AISI 304 316 420 440, 5mm 8mm 10mm Stainless Steel/304 (L) /316 (L) /420 (C) /440 (C) Steel Balls for Deep Groove Ball /Rolling/ Ball Bearing, Good Quality G100-G1000 0.5-60mm Stainless Steel Balls Bearing for Bearing, Building Industry Machinery and so on.