... are providing chrome steel, carbon steel, stainless steel grinding balls Grinding BallFeatures:1) Material: AISI1005-1085, AISI52100, AISI304, 316, 420, 4402 ... : 2 ~ 30mm, custom sizes availablePacking: Carton or steel drum Grinding Ball Verified Information This information is Verified by TÜV ... Ball Flashing Machine 1 4980 40 2.0 Acceptable Grinding Machine DY-1250T 1 4.0 Acceptable Ball Flashing ...