Tricones for HDD

5 ½″ – 6 ¾″ Tricone Pilot Bits for HDD
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Tricones for HDD

Operating Parameters & Technical Specifications

Parameter
Specification
Bit Type
Button & Tooth
Bit Sizes
5 ½″ – 6 ¾″
Blade Count
N/A
Cutter Size
N/A
Total Cutter Count
N/A
Pin Connection
2 ⅞″ – 3 ½″ API
Circulation
Jet Nozzles
Max WOB
3-5,000 lbs PSI
Recommended RPM
60-120
TERRA tricone drill bits in metallic purple finish stacked on pallet, premium HDD rock drilling tools
High-performance TERRA tricone drill bit with carbide teeth for hard rock, HDD, and oilfield drilling

Tricones for HDD

TERRA tricone hdd drill bits are engineered for operators who refuse to compromise on performance in today’s toughest completion and drilling projects. Built with premium materials and precision craftsmanship, these bits deliver superior quality, exceptional durability, and outstanding value. Designed for performance in challenging formations—all without breaking the bank.

Premium Quality & Durability:

Crafted to withstand the harshest conditions, TERRA bits feature the latest technology and robust construction for longer life, reduced wear, and consistent performance run after run.

Smooth, Stable Drilling:

Experience significantly reduced vibration, steady torque, and rock-solid stability that minimizes tool damage and keeps your operation running smoothly.

Faster ROP:

Optimized design drives higher rates of penetration, helping you complete jobs quicker and more efficiently.

Affordable Excellence:

Get top-tier performance at a competitive price — delivering the durability and speed you need without the premium price tag.

IADC Classification:

Available in IADC 117, 537 & 637 classifications.

  • Each IADC code defines tooth structure, formation compatibility, and bearing design—ensuring the right fit for your application.
  • The IADC number further classifies tricone bits based on tooth material, suitability for soft, medium, or hard rock, and bearing type used.
Hard Formation Performance:

The Hard Formation Series is designed specifically for hard rock drilling applications. These bits incorporate advanced cutting structures, gauge protection, and material technology engineered for hard rock drilling.

These design features reduce common challenges such as wellbore diameter reduction, low ROP, and cone shell erosion.

Drill Smoother. Drill Faster. Maximize Your ROP with Unmatched Efficiency.
THE TERRA ADVANTAGE

TERRA PDC drill bits are built for operators who demand speed, precision, and durability in today’s most challenging completion projects. Engineered for rotary drilling, TERRA bits deliver smooth torque and exceptional stability — ensuring higher ROP.

ENGINEERED FOR PERFORMANCE

Every TERRA Tricone Bit is built through precision engineering and formation-driven design. Our in-house process optimizes tooth structure, bearing integrity, and stability — delivering longer runs, consistent performance, and higher ROP.

TRAINING & SUPPORT

At TERRA, performance doesn't end at the bit. We provide on-demand technical support to help operators achieve optimal results on every run. For qualifying projects, our team also offers comprehensive in-field training to ensure seamless implementation

-Why Choose Us-

TERRA is a Texas-based leader in the design and manufacture of PDC drill bits.
We produce high-quality HDD PDC bits and a full range of non-coring PDC drilling tools engineered for well drilling, mining, and construction applications.

Our drill bits are field-tested and time-proven for exceptional wear resistance and fast penetration rates. Each bit is precision-engineered and can be customized to match specific rock formations, reducing engineering time while maximizing performance in real-world drilling operations.

Built for durability, reliability, and efficiency, TERRA drill bits are trusted by drilling professionals worldwide for their precise design, consistent performance, and competitive value.

High performance tricone drill bit designed for reliable drilling reduced vibration and controlled penetration in HDD operations

Talk to an Engineer

Contact us to discuss your drilling application or request a custom configuration.