FJ121/35-NC38 Drill Internal Preventer
FJ121/35-NC38 drill internal preventer
Brand ZYZC
Certification N/A
Lead Time 15days
Guarantee Period 12months
Source of Supply Henan
Payment Method T/T L/C
Product Information
The internal preventer is an important preventer during drilling process. This tool, compared with back-pressure valve of other structure style, has advantages like high strength, high pressure resistance, safe and reliable etc.
Technical Parameters:
1. Model: FJ121/35-NC38; 2. Outer diameter: 121mm; 3. Inner diameter: 35mm; 4. Overall length: 610mm; 5. Pressure rating: 70Mpa;
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