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أخرى غير الحفر لقم الثقب
Diğer sigara Asitleme Matkap burguları
83/4" HM662XAG khai thác mỏ than và đầm xây dựng cho giếng khoan khoan Pdc Bit
Kömür kaya matkap
الضلع الثاني-درج PDC الحفر لقم الثقب
Stahl-Zahn-Bit
đục chút
121/4" HM952XA del pozo de petróleo PDC Taladro broca Gas bien PDC perforación Broca PDC bits
Двухместный трубного алмаз основные бит
Dischi diamantati carburo sfera del dente
شفرات الماس المدمجة
6"HM332XG PDCdrill Bit For Geotechnical Drilling And Coal Mining
81/2" HM952XAG alta qualidade broca Pdc Bits.drill Bits para Rock Daimond perfuração
PDC çok aşamalı kule matkap BitsPDC
Угольная буровая коронка, рок
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