ʻO ka Metric Male Bonded Seal Internal Hex Plug e hōʻike ana i ke kola/flange a me ka hoʻonohonoho ʻana i ke kaula pololei no ka maʻalahi o ka hoʻokomo ʻana, me kahi pahu hexagon e hana ai no ka hoʻohana maʻemaʻe a me ka ʻili nui o ka lawe ʻana no ka flush.