Gầu khoan Đá D1500MM

Gầu khoan Đá D1500MM Ứng dụng chính Khoan cát nén chặt và sỏi, đá phong hóa KBF-K dùng khoan đá thôi KBF-K2 khuyến cáo dùng khoan không casing hoặc đường kính khoan lớn và cho tường cọc cát Đặc điểm Đầu nối Kelly 200 mm Củ dẫn hướng RP4 có răng quả cau, thành cắt và tấm chống ăn mòn với răng quả cau, có ống thông khí Bảo vệ ăn mòn: bề mặt cứng (tiêu chuẩn) hoặc dải ăn mòn (tùy chọn) tianjin huachang xingye technology co ltd whatsapp 008618902059907 emai info@tjdrilling.com

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