Self drilling anchor bolt is composed by hollow anchor bolt, anchor nut, anchor plate, anchor coupler, drill bit, centralizer, and the hollow anchor bars can be cut and lengthened by coupling on reque…
Self drilling anchor bolt is composed by hollow anchor bolt, anchor nut, anchor plate, anchor coupler, drill bit, centralizer, and the hollow anchor bars can be cut and lengthened by coupling on reque…
Self drilling anchor bolt is composed by hollow anchor bolt, anchor nut, anchor plate, anchor coupler, drill bit, centralizer, and the hollow anchor bars can be cut and lengthened by coupling on reque…
As an efficient anchoring method, SDA Rock Bolt System is used in complicated, loose and broken geological condition. It’s widely applied to pre-suppo…
As an efficient anchoring method, self drilling rock bolt is used in complicated, loose and broken geological …
As an efficient anchoring method, self drilling rock bolt is used in complicated, loose and broken geological …
As an efficient anchoring method, self-drilling rock bolt is used in complicated, loose and broken geological condition. It’s widely applied to pre-support project, radial support project, slope stabi…
underpinning homes material square shaft helical pier for sale
Product Description
Square Bar shaft helical pier
*Bar Material: 40Cr or 45# steel, round corner …
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