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Bi-center Bit
Overview
Bi-center bits are designed to drill 15%-25 % larger diameter holes, eliminate the needs of hole openers.Their unique one piece design provides a shorter makeup length for better direction control. With advanced force balanced cutting structure designs and innovative pilot-to-reamer configurations, these bits reduce cutter and casing damage during drill out.
They are available in both matrix and steel body and apply in Vertical, Directional, Horizontal, and Tangent wells.

Advantages
- One-piece design strengthens the bit for better directional control
- Strategically non-planar teeth installation increase bit cutting efficiency
- One cutting structure reduce cutter and casing damage
- Less balling risk and vibration
- Fewer trips and lower cost per foot
Effective Junk Removal
Ballistic junk slot cooperated with the optimized nozzle layout,which can improve the efficiency of junk removal
High Hydraulic Efficiency
Thinner blades and high junk slot area for maximum hydraulic efficiency for both the pilot and reamer sections
Aggressive Cutting Structure
Aggressive cutting structure design with depth of cut and vibration control for smoother running and more durability
Enhanced Gauge Protection
Gauge design to protect casing and improve stabilization
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Explanation of Enquiry
Contact information
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contact information
Address: Junziguan Industrial Zone, Xicun Township, Hejian City, Hebei Province
Service Hotline:0317-3211668
Copyright: Hejian City Feilong Retop Rock Bit Manufacture Co., Ltd
International Trade Department
Address: Room B2-0645, Century Tea Trade Building, Malian Road, Xuanwu District, Beijing
Phone: 010-63405086 Fax: 010-63407657
Email: market.01.feilong@gmail.com