Imfumba yeemoto
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Screw iimfumba zokwakha isiseko esinzulu
I-screw screw i-steel-in-piling kunye ne-anchoring system esetyenziselwa ukwakha iziseko ezinzulu. Imfumba yesikere yenziwa kusetyenziswa ubungakanani obahlukeneyo bamacandelo e-tubular angenanto kwimfumba okanye kwi-shaft shaft.
