Durable 7′ ′ 178mm Drag Bits for Soft Rock Drilling Video, Demo, How It Works & Features
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Product Specifications
Model NO.:
178mm
After-sales Service:
Yes
Warranty:
Yes
Thread:
API 3 1/2'' Reg
Quality:
Best
Rock Formation:
Soft,Middle,Hard
Use:
Water Well Drilling,Mining,Exploration and etc.
Type:
3 Wings Step
Trademark:
sollroc
Transport Package:
Ply-Wooden Cases
Specification:
178mm
Origin:
China(Mainland)
HS Code:
82071990