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Model Number: 3-1/8"-11"
Brand Name: Shanxi Fenglei Drilling Tools
Key Specifications/Special Features:
3-1/8"-11" Drill Collar made from 4145H Modified SteelSpecial Heat-treatment Equipment, superior general mechanical properties.One side boring technology for drill collar to enhance the life cycle.Advanced Drill Pipe Upsetting Technology to increase high anti-fatigue strength.
Shipping Information:
- FOB Port: Tianjin
Main Export Markets:
- Asia
- North America
- Western Europe