Dual-Function PDC Core Bit for Hard Formations High Core Preservation

Design and Working Principles

The PDC single-tube core drill bit is a high-end drilling tool designed to obtain exceptionally high-quality core samples. It integrates outer tube cutting and inner tube core preservation functions. This diamond tipped core bit is specifically developed for professional fields requiring extremely high core quality, such as geological survey drilling, mineral reserve assessment, and deep formation analysis, and also acts as a specialized stone core drill bit for rock core sampling operations.

Product Specifications & Features

High Performance Features

This dry diamond core bit optimizes both drilling efficiency and sample quality in medium-hard to hard formations.

🚀 Efficiency: Increases drilling efficiency by 30%-50% compared to traditional carbide drill bits.

💎 Material: Utilizes high-purity PDC composite inserts for effective rock breaking.

🛡️ Preservation: Ensures core remains virtually undisturbed, preserving original stratification and mineral characteristics.

Model NO.	PDC	Connection	2 3/8", 3 1/2", 4 1/2" (Customizable)
Material	Diamond	Usage	Geological survey drilling
Condition	Full New	Color	Customized
Machine Type	Drilling Equipment	Transport Package	Wooden Box
Available Size	mm (Standard & Custom)	Application	Medium Soft to Hard Formation
Cooling Method	Air-cooled or water-cooled	Origin	China

After-Sales Service

Warranty Policy

We offer a dedicated warranty up to 6 months from the date of shipment, covering defects in materials and workmanship, depending on the application environment.

Technical Support

Our experienced technical team provides comprehensive support, including drilling condition advice and product operation guidance.

Rapid Response

If a product quality defect is confirmed, we immediately arrange for a replacement of the same or compatible model to ensure your drilling progress.

Frequently Asked Questions

What is the typical delivery time for PDC bits?

Delivery depends on stock status: 1-10 days for standard models in stock, 7-15 business days for regular production, and 15-30 days for customized products.

What shipping methods are available?

We offer various methods including express delivery (DHL, TNT, UPS, FedEx), air freight, sea freight, or rail transport based on your cost and time requirements.

What are the international delivery terms?

We support multiple trade terms including EXW, FOB, CFR, and CIF to facilitate global shipping.

How are the drill bits packaged for transport?

We typically use neutral white boxes and brown cardboard cartons or reinforced wooden boxes for maximum protection during transit.

Can the bit specifications be customized?

Yes, we provide custom configurations for connections (like 2 3/8", 3 1/2", 4 1/2"), sizes, and colors based on your specific drilling equipment needs.

What formations are these core bits suitable for?

These PDC single-tube bits are specifically designed for medium-soft to hard rock formations, ensuring high core preservation and drilling efficiency.