office chair moulds1.Material:P20,2738,718,45# 2.Cavity Qty:Single ... Base:LKM We are specialized in designing and making office chair moulds Product Name office chair mouldsCore & Cavity Steel S50C(45#),40Cr,P20H,718H ... ), BOHLER,( ),SAARSTAHL(Germany),Daido(Japan), Baogang(Shanghai,China), LKMOur advantage 1.High Quality and Good after-sales service2. Reasonable Price3.Delivery ...