本厂产尼龙管卡,耐磨,耐酸,耐碱,抗冲击,直径6,8,10。12,14,16,18,20,22,24,26,28,30,32,34,35,38,40,42,45,48,50,55,60,65,70,76,80,89,100,114,120,133,140,151,本厂产尼龙管卡,耐磨,耐酸,耐碱,抗冲击,直径6,8,10。12,14,16,18,20,22,24,26,28,30,32,34,35,38,40,42,45,48,50,55,60,65,70,76,80,89,100,114,12