Auger vs Core Barrel: What’s the Right Choice for Your Foundation Project
Auger uses a spiral drill bit to rotate to bring soil or loose materials out of the hole. It is
Meet Drillnova at BAUMA CHINA 2026
Visit our stand to discuss your next drilling project needs.
EXHIBITING NOW
BAUMA CHINA 2026
International Trade Fair for Construction Machinery, Building Material
Machines, Mining Machines and Construction Venicles
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Date:
24-27 NOV 2026
Shanghai New International Expo Centre (SNIEC）
24-27 NOV 2026
Shanghai World Expo Exhibition & Convention Center （SWEECC） - Venue: Shanghai New International Expo Centre (SNIEC）
VISIT US AT
Stand: EE139
Meet DRILLNOVA in Shanghai.
Connect with our team. Explore new opportunities.
Exhibitions We Attended
The 29th China International Trenchless Exhibition (2026)
No-Dig India Show 2025
Bauma China 2024
UK NO-DIG LIVE 2026
Project News
Product & Technical Articles
What Is a Roller Bit Core Barrel？
A roller bit core barrel is a specialized foundation drilling tool built for hard rock. It uses rotating cone cutters
7 STEPS to Weld a Perfect Core Barrel Roller Bit
We all know how tricky it can be when comes to using a Core Barrel Roller Bit. Using roller bit
Bullet Teeth vs Roller Bit: How to Choose the Drilling Tool
Bullet Teeth are ideal for soft to medium-hard formations（≤80MPa）Bullet Teeth are point-attack cutters ideal for penetration., while Roller Bits are
PDC Bit Maintenance Guide: How to Maximize Lifespan and Performance?
Keeping your PDC bit
Replaceable TCI Hole Opener vs. Welded TCI Hole Opener: Which Is Better?
Choosing the right h
TCI Hole Opener vs. PDC Reamer: What’s the Difference in HDD Drilling?
I see confusion on t
How to Choose the Right HDD Reamer for Your Project?
To choose the right HDD reamer, you need to match the tool’s structure, cutter type, and design with your ground
What is a replaceable hole opener——Why are more and more contractors using it?
A replaceable hole opener is a trenchless drilling tool with detachable cutter heads, allowing quick replacement without full tool removal,
PDC Bit vs Tricone Bit: Which is Better for Your HDD Project?
If the formation of your project is mainly soft or medium hard, it is recommended to choose a PDC drill