Fastener Factory Wedge Anchor Bolt and Nuts

Описание: Fastener Factory Wedge Anchor Bolt and Nuts
Wedge Anchor, is used for transmission and pre plug-in installation. While tightening six hexagon nut, the conical head of bolt is pulled into the expansion pieces, making the expansion pieces expanded and pressed against the wall of the drilling hole. This series of products are produced, referring to the international standard.