R51 self drilling hollow anchor bolt

Key Attributes.

It is safe, reliable, and time saving. Installation & operation are simple. Choice of drill bits for different ground conditions. Grouting works synchronize with drilling or after drilling. Grout can fill fractures effectively. Anchor bars can be cut and lengthened according to your demands. It applies to narrow spaces. It provides higher bonding stress than smooth steel pipe depending on continuous wave and T-thread.