国产65mn司筒内径2.5*外4/4.5/5/5.5/6/6.5/7/7.5/8推管/顶管现货

国产65mn司筒内径2.5*外4/4.5/5/5.5/6/6.5/7/7.5/8推管/顶管现货

¥4.5¥4.50 0人已买
铭冠模具五金批发
浙江 温州