... ) With high precision 3) Professional manufacturer 4) With ISO900 Bearing NO. ItemsProduction Capability1NameBearing2MaterialAluminum – 6061, 2024, 7075 etc.Copper; Brass ... , cold heading steel, cold rolled steel, alloy steel, bearing steel, stainless iron, stainless steel; ductile iron etc.3FinishPassivated ... PortNingbo / Shanghai11ShippingProduction Lead Time: 30days/ 100,000sets Bearing