Rock Bit 8 3/8- FJ537G- IADC 537- Feilong

Product Description 

Upgrade your drilling performance with the FJ537G Tricone Rock Bit(Insert Bit), engineered for demanding oil, gas, and mining operations. With a diameter of 8 3/8 inches (212.7 mm) and classified under IADC Code 537, this steel-tooth bit is optimized for hard and abrasive formations. Whether you’re drilling through dense shale, hard sandstone, or igneous rock, the FJ537G delivers consistent results and long-lasting durability.

 Key Features

Size: 8 3/8” (212.7 mm)

Type: Tricone Bit with Steel Teeth

IADC Code: 537 – Ideal for hard and abrasive formations

Connection: REG 4 1/2

Weight: 41.5 kg (gross) / 38.5 kg (net)

Recommended RPM: 220~50 r/min

Bearing System: Sealed roller bearing with internal lubrication

Application: Oil & gas well drilling, mining, geotechnical exploration

 Benefits

•  High resistance to wear, impact, and heat
• Optimized tooth geometry for efficient rock penetration
• Reduced vibration and improved drilling stability
•  Long service life under extreme condition

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