... 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.Producing ... and we hope to cooperate with you . Small Low Carbon Steel Balls