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Tri - cone Rock oil drilling bits with Positive Sealing System for Oil well Drilling

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Tri - cone Rock oil drilling bits with Positive Sealing System for Oil well Drilling

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Brand Name : Renda

Model Number : Core drill bit

Certification : API

Place of Origin : China

MOQ : 1

Payment Terms : L/C, D/A, D/P, T/T, Western Union

Supply Ability : Based on Detailed Order

Delivery Time : 10-15 working days

Packaging Details : Standard wooden export box

Use : Well Drilling

Condition : New

Processing Type : Casting

Machine Type : Drilling Tool

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Tri - cone Rock oil drilling bits with Positive Sealing System for Oil well Drilling

It utilizes one of the advanced world technologies, structures of rigid sealing, which can work stably at high drilling speed. It is the ideal tool for directional drilling and horizontal drilling and can provide better drilling performance with screwdrills. Compared to common rubber sealing bits in China, this series can provide a promotion around 35% in average life (net drilling time), which has reached advanced domestic metal face sealing bit products.

Formation

Bit Type Drilling Weight(KN/mm) Rotary Speed(r/m)
Very soft with low compressive strength, such as soft marl, clay,unconsolidated sandstorm, salt, etc. GHJ437 0.35-0.90 300-60
Soft with low compressive strength, such as shale, clay, sandstone, soft limestone, etc. GHJ517 0.35-1.05 250-60
Medium soft with hard abrasive streak, such as hard shale, soft limestone,sandstone, etc. GHJ537 0.5-1.05 200-40

Type IADC Bit Size Std.API pin Shank Std.API pin Shank (inches) Approximate weight of bits (Kg)
Inches mm
8 1/2GHJ437T 437 8 1/2 215.9 4 1/2REG 42
8 1/2GHJ437G 437 8 1/2 215.9 4 1/2REG 42
8 1/2GHJ447T 447 8 1/2 215.9 4 1/2REG 42
8 1/2GHJ517T 517 8 1/2 215.9 4 1/2REG 42
8 1/2GHJ51(G 517 8 1/2 215.9 4 1/2REG 42
8 1/2GHJT437G 437 8 1/2 215.9 4 1/2REG 42
8 1/2GHJT517G 517 8 1/2 215.9 4 1/2REG 42
8 1/2GHJ517GK 517 8 1/2 215.9 4 1/2REG 42
9 1/2GHJ437T 437 9 1/2 241.3 6 5/8REG 60
9 1/2GHJ437G 437 9 1/2 241.3 6 5/8REG 60
9 1/2GHJ447T 447 9 1/2 241.3 6 5/8REG 60
9 1/2GHJ517T 517 9 1/2 241.3 6 5/8REG 60
9 1/2GHJ517G 517 9 1/2 241.3 6 5/8REG 60
12 1/4GHJ437T 437 12 1/4 311.2 6 5/8REG 98
12 1/4GHJ517T 517 12 1/4 311.2 6 5/8REG 98


Product Tags:

oilfield drilling bits

      

kelly bar drilling equipment

      
China Tri - cone Rock oil drilling bits with Positive Sealing System for Oil well Drilling factory

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