A Drop-In anchor consists of a tubular expansion shield and a solid, cone-shaped expander plug. The expander plug is case hardened and tempered to prevent galling and binding during expansion. The....
JiangSu Zhenya Special screw co., ltd. has been a major force in the fastener industry since 2001 servicing the Original Equipment Manufacturer ( OEM) . Experienced in complete customer....
Coil rods work well as concrete forming systems because the continuous loose threads allow for dust and dirt without interfering with threading http: / / www.zhenyafastener.com