25mm-130mm Diameter Self Drilling Anchor Bolt Hollow Anchor Bar Anchor Rods for Mining

Grace
September 17, 2025
Video Description:
In this video, we showcase the 25mm-130mm Diameter Self Drilling Anchor Bolt, a game-changer for mining and tunneling projects. Watch as we demonstrate its unique hollow bar design, which allows simultaneous drilling, anchoring, and grouting—streamlining rock mass stabilization. See real-world applications and learn how this system enhances efficiency in underground mining and ground engineering.