DIAMOND COMPACT PDC PILOT TOOLING

PDC Bits

Engineered for hard and abrasive formations, the DRILLNOVA Diamond Compact PDC Bit delivers precise steering control and long service life. Its optimized cutter layout and robust steel body support stable penetration, reduced vibration and consistent pilot-bore quality.

Application

HDD pilot drilling

Formation

Hard & Abrasive Formations

Rig Compatibility

Confirmed by Connection & Rig Model

Cutter Configuration

Project-Specific PDC Layout

Product Overview & Application

Overview

The Diamond Compact PDC Bit uses premium polycrystalline diamond compact cutters on a durable steel body to deliver high wear resistance and precise steering. Its balanced cutting profile supports smooth tracking, efficient cuttings transport and lower vibration during hard-rock pilot drilling.

Consistent Steering

Balanced cutting structure supports stable pilot-hole control.

High Wear Resistance

Selected PDC cutters support longer service life in abrasive ground.

Efficient Hydraulics

Nozzle layout supports cutter cooling and cuttings removal.

Stable Performance

Tool configuration is matched to ground and drilling requirements.

Design, Construction & Available Options

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Body Construction

Heat-treated alloy steel body

Cutter Type

Premium diamond compact cutters

Cutting Structure

Application-matched blade and cutter layout

Hydraulics

Replaceable nozzles and optimized fluid paths

Gauge Protection

Wear-resistant gauge design

Additional Options

Custom diameter and connection review

Final cutter layout, connection and dimensions are confirmed after reviewing the formation, bore plan and rig requirements.

Models & Specifications

Review standard Diamond Compact PDC Bit configurations below. Final dimensions and connections are confirmed during application review.

5-1/2″ PDC Bit

Bit Diameter: 5-1/2″ / 139.7 mm
Number of Blades: 6
Overall Length: 262mm
Connection: 2-7/8 REG
Main Cutters: 23*1313 PDC Cutters
Secondary Cutters: 15*1308 PDC Cutters
Gauge Cutters: 12*13mm
Nozzles: 5*6mm
VIEW PDF

6″ PDC Bit

Bit Diameter: 6″ / 152.4 mm
Number of Blades: 5
Overall Length: 248mm
Connection: 3-1/2 REG
Main Cutters: 29*1308 PDC Cutters
Secondary Cutters: 15*1308 PDC Cutters
Gauge Cutters: 25*8mm
Nozzles: 5*6mm
VIEW PDF

6-1/2″ PDC Bit

Bit Diameter: 6-1/2″ / 165.1 mm
Number of Blades: 6
Overall Length: 241mm
Connection: 2-7/8 REG
Main Cutters: 32*1313 PDC Cutters
Secondary Cutters: 18*1308 PDC Cutters
Gauge Cutters: 25*13mm
Nozzles: 5*8mm
VIEW PDF

8-1/2″ PDC Bit

Bit Diameter: 8-1/2″ / 215.9 mm
Number of Blades: 5
Overall Length: 325.7 mm
Connection: 4-1/2 REG
Main Cutters: 27*1613 PDC Cutters
Secondary Cutters: 17*1308 PDC Cutters
Gauge Cutters: 15*13 mm
Nozzles: 5*6 mm
VIEW PDF

Use, Quality & Documentation

Use & Installation

Confirm correct thread engagement and torque before operation.

Inspection / Replacement

Inspect cutters, nozzles, body and connection after each run.

Handling / Storage

Protect cutters and threads from impact, moisture and contamination.

Quality / Process Steps

1. Raw material inspection and verification
2. Precision machining and assembly
3. Functional and dimensional verification
4. Final inspection and documentation

Documentation

Product Data SheetPDF ↓
Operating GuidePDF ↓
Safety & Handling GuidePDF ↓
Inspection ChecklistPDF ↓

Related HDD Products

Product FAQ

What applications is this PDC bit designed for?

It is intended for HDD pilot drilling in hard and abrasive formations where steering stability, cutter durability and efficjent cuttings removal are priorities.

What information confirms compatibility?
Confirm the exact thread designation, pin or box orientation, mating component, steering-system interface, available flow and pressure, and required gauge diameter.
Can this product be customized?
Selected diameters, connections, cutter layouts and hydraulic arrangements can be reviewed when technically feasible. Custom production requires an approved drawing.
What inspection or maintenance is recommended?

Inspect cutters, gauge areas, nozzles, body condition and threads after each run. Replace worn components before they affect steering or bore quality.

What documentation is available?
Available documentation may include a product data sheet, approved dimensional drawing, operating guidance and inspection checklist. Confirm the required document package with the quotation.
How do I select the correct size or configuration?
Provide the required pilot diameter, formation description, drill rig, steering system, connection details and bore plan. DRILLNOVA will review compatibility before quotation.

Match the PDC Bit to Your Rig and Formation

Send the pilot-hole diameter, rig model, connection, formation information and planned drilling parameters. DRILLNOVA will review the blade layout, cutter configuration and compatibility before manufacture.

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Tell us about your ground conditions, bore requirements or tooling needs. Our HDD tool specialist will review your information and recommend the appropriate next step.

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For faster review, include the tool type, bore diameter, ground conditions, drill rig and required connection when available.

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