... Mo, 9Cr18,3Cr13, stainless steel, SUS201/304/316,Copper, aluminum, Titanium alloy steel, agate, glass, ceramic, Carbon steel, Chrome steel etc.Surface TreatmentZn-plating, ... featuresA company with industry and trade integrationMain ProductsGrinding Steel Ball, Mild Steel Ball, Casting Steel Ball, Ball Bearing, Valve Ball etc. ... ,and we hope to cooperate with you . Small Low Carbon Steel Balls