亚洲狠狠做深爱婷婷影院,欲色天天网综合久久,精品一区二区久久久久久无码,又色又爽又黄又粗的视频免费观看

<strong id="ybbpa"><li id="ybbpa"><dfn id="ybbpa"></dfn></li></strong>

<ruby id="ybbpa"><button id="ybbpa"></button></ruby>

English 中文簡體

Hotline Hotline：0532-82560806

Position：Home>>English>>Products>>Nut class

Nut class

Cap nut

Cap nut

Name :cap nut

Specifications

Material: Carbon steel, alloy steel, stainless steel, titanium alloy

Note: It is used to cover the end of screw thread. It is mainly used at the end of pipeline system to prevent dust and moisture.

Copyright ? 2019-2022 青島泛易精密五金有限公司版權所有魯ICP備18006357號

<center id="xn6vq"><progress id="xn6vq"></progress></center>

<rt id="xn6vq"></rt>

<big id="xn6vq"></big>

<meter id="xn6vq"><samp id="xn6vq"></samp></meter>