fiberglass molding part1.Material:P20,S55C,2738,718,2738,P20,45# ... Runner We are specialized in designing and making fiberglass molding part Product Name fiberglass molding partCore & Cavity Steel S50C(45#),40Cr,P20H ... ,gas,Ejector BlockLead Time 40—50 daysMold Life >400,000PackageWooden case or according to customer's requirementSize & Specification According to customer ...