Self-drilling rock anchor is often used in the forepoling of tunnel to take place of conventional bolting method,while,traditional pipe tubing and smaller one are kind of steel bar and full of grouted boreholes around its full length,in addition,common hollow bar should be cased and grouted in advance in order to shrink the operation cycle.And self-drilling ground anchor features drilling,grouting,anchoring for simultaneous construction.
Our production of hollow self drilling anchor has increased progressively to cover the national markets due to the competitiveness level reached by our company after both the metal treatment technology innovation and the experience made in the field during these past years.
The updating of the production processes according to the quality assurance certification ISO 9001:2008, implemented since long time now, guarantees very high standards levels of our products.
Your success is important to us, and we're proud to not only be your distributor, but your partner as well. If you have any questions,
concerns, or just have suggestions on how to make our products better, please email me. I would love to hear your thoughts and opinions on how we can succeed together.