DRILLNOVA · TOOLS FOR BORED PILING

Roller bits &
cutting teeth for
rotary drilling

Foundation drilling tools and replacement cutting parts for bored piling. Get help reviewing product selection, replacement details and fitting requirements.

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MH-3 weld-on roller bit — product photograph

Tools for bored piling

All products

MH-3 weld-on roller bit — product rendering — MH-3

MH-2 roller bit with a curved weld-on leg — product rendering — MH-2

Weld-on
roller bits

Flat and curved leg profiles for core barrels. Find the mounting that fits your tool.

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Teeth & wear parts

Bullet teeth, soil teeth & matching holders

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Core barrels

Roller-bit and bullet-tooth configurations

Roller-bit core barrels Bullet-tooth core barrels

Bullet-tooth core barrel — product rendering

Not sure what fits? Send a tool photo and a close-up of the mounting.

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Production & quality checks

See selected production processes, workshop records and inspection points for foundation drilling tools and replacement parts.

Production & QC

Bullet teeth on the brazing production line — Bullet teeth
Brazing production line

Roller-bit machining workshop with a central production aisle — Inside the roller-bit workshop
See the machining & assembly process

Matching a replacement? Check the mounting dimensions, cutter position and inspection record.

What to check before ordering

Tool replacement & site support

All case studies

Checking roller-bit positioning together with the site crew in Hunan — Hunan · 1,500 mm barrel
Roller-bit replacement

The 800 mm high-spiral core barrel at the Jieyang drilling site — Jieyang · 800 mm field trial
Designing for cuttings discharge

MH-3 roller bits fitted to the existing barrel during the Zengcheng assembly work — Zengcheng · 1,200 mm barrel
Reusing an existing barrel

Replacing cutters or planning a new barrel?

Discuss your application

Meet DRILLNOVA

DRILLNOVA at Stand 118, No-Dig Live 2026, with HDD tool displays — No-Dig Live 2026 · Stand 118 · HDD & trenchless

DRILLNOVA Piling is the foundation drilling website of DRILLNOVA, operated by CANGZHOU DRILLNOVA TECHNOLOGY CO.,LTD. Meet our team at selected industry events to discuss foundation drilling tools and project requirements.

29 Sep–1 Oct 2026

United Kingdom