日本不卡高清视频v中文字幕观看互动交流_手机在线看片欧美日韩_日韩激情一级无码毛片_国产真实尾随入室迷晕丝袜美女_久久天天躁狠狠躁夜夜免费观看

Casus Products>> Casus

  The GSWRCH22A-1 is produced by XINGTAI STEEL which has the advantages of stable composition, low harmful elements, high purity and less surface defects. It can be used to make various kinds of medium and high strength self-drilling screws and fasteners. It shows that the product has good drawing performance and low cracking rate of cold heading by a fastener customer of XINGTAI STEEL.