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Matkap çapraz
Estabilizador de lâmina integral
83/4" HM652XAG Professional Pdc trapano fornitori per la foratura di pietra arenaria
Stabilisateur de manchon remplaçable
Karbür top Diş elmas bıçakları
Merdiven tipi sürükle Bit
Costela de dois-escada PDC dielétrico bocados de broca
Thép ma trận Pdc khoan Bit
bits de botão
Three Anchor Bit
Xoắn ốc khoan địa chất Rod
Không thể tách rời cánh ổn định
81/2"HM352XA High Quality Center Bit Manufacturer Standards PDC Drill Bit For Directional Drilling
السلكية مشربة بت الأساسية الماس
Ngang thiêu kết khoan bit
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