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Yanggu Yihui Drilling Tools Co.,Ltd.

ADDRESS:No.216 Zhengyang Road, Qingdao, Shandong,China.

MOBILE:+8613006533721

Whatsapp:+8613006533721

E-MAIL:mya@yihuidrilling.com

T/R- Thread Self Drilling Hollow Bar

  • Self Drilling Anchor Bolts System

    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 Injection Bolts

    Self drilling anchor system is mainly used in slope stabilization, tunneling pre-support, foundations with micro piles etc job, which is widely used in mining, tunneling, railway metro, construction etc projects.

  • Mine Tunnel Roof Support Anchor Bolt

    We are professional manufacturer and produce these items by our selves, we have totally advantage in the whole market, please don’t hesitate to contact us.

  • Self Drilling Anchor Bar

    Our threaded anchor bar is hot rolled, they are made of seamless steel tube, our hollow bar are superior in quality and reasonalbe in price, it was vey popular in the whole market.

  • SDA Hollow Bar For Mining And Tunneling

    Our threaded anchor bar is hot rolled, they are made of seamless steel tube, our hollow bar are superior in quality and reasonalbe in price, it was vey popular in the whole market.

  • Hollow Threaded Steel Bar

    Our threaded anchor bar is hot rolled, they are made of seamless steel tube, our hollow bar are superior in quality and reasonable in price, it was vey popular in the whole market.

  • Self Drilling Hollow Bar Anchors

    Self-drilling hollow bar are used for temporary and permanent stabilization of excavated land, retaining walls in confined spaces, and slope stabilization for roads, railways and tunnels.

  • Hot Rolled Thread Anchor Bar

    Our threaded anchor bar is hot rolled, they are made of seamless steel tube, our hollow bar are superior in quality and reasonalbe in price, it was vey popular in the whole market.

  • Self Drilling Grouting Anchor Bolt

    R thread anchor bar or called rock bolt soil nail which is a kind of threaded hollow bar, bar surface with an rope thread, it is very poplar all around the world.

  • Drilled Hollow Bar Piles and Anchors

    SDA self drilling anchor system is an advanced system which can ensure the anchoring effect for complex ground conditions. It can be integrated with the functions of drilling grounting and anchoring.

  • Self Drilling Hollow Micropiles

    Self drilling anchor system can be installed in sites with weak rock, loose soil, weathered layer, sand with stone layer and so difficult to create a hole in complex formation.

  • Self Drilling Anchor Rod

    Self drilling anchor rod are fully threaded anchors, consisting of a hollow bar, extruded in cold, with external thread to join with drill bits and sleeves and also form part of the cement mortar with which they are subsequently injected.

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As one of the leading T/R- thread self drilling hollow bar manufacturers in China, we warmly welcome you to wholesale high quality T/R- thread self drilling hollow bar at competitive price from our factory.