151 mm 4 λεπίδες δύο γραμμών κοπτήρες PDC bit

Video Description:
Discover the 151 mm 4 blades two line cutters PDC bit, a high-performance Construction Works Pile Foundation Drilling Diamond Compact Bit. Designed for water well drilling, this PDC bit offers sealed and non-sealed bearing types, ensuring durability and efficiency in tough drilling conditions.
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