JIN JU FENG

16 Years Manufacturing Experience

Anchor Bar

  • R25 R38 R51 self drilling anchor SDA bars for Underground Construction

    R25 R38 R51 self drilling anchor SDA bars for Underground Construction

    The Self Drilling Anchor system is comprised of a hollow threaded anchor bar with a sacrificial drill bit that performs drilling, anchoring and grouting in a single operation. Self drilling anchor system is mainly used in slope stabilization, tunneling pre-support, foundations with micro piles etc jobs, which is widely used in mining, tunneling, railway, metro construction etc projects.