The anchor bolts are a tube with an elliptical advanced section, which is mounted together with a support plate with size of 150/150 mm. The product is designed to strengthen cracked and unstable rocks around lifting mines. Use reliably and successfully in tunnel construction. . After mounting the bolt, the scale recovery factor increases, stability is improved and life – threatening risk is getting lower.
The anchor is offered with a diameter of the ellipse of 39-41 mm, the length varies from 0.6 m to 2 m.