Laser Cutting Centre Zhuhai ChunTian Machine Technology Co.,Ltd. factory

CNC Boring

Custom CNC Boring Services

Precision CNC boring that enlarges and finishes accurate holes with tight tolerances across steel, stainless steel and aluminum for global B2B buyers.

Capabilities

Boring Capabilities

We combine rough, finish and back boring to produce accurate, concentric holes with controlled surface finish.

Rough Boring

Efficient material removal to prepare holes for finishing.

Finish Boring

Accurate final hole size and surface finish.

Back Boring

Machining features on the far side of a hole.

Concentricity Control

Held hole position and concentricity to your drawing.

Process selector

Choose the Right Boring Method

Select a boring method to see how it fits your hole size, tolerance and feature requirements.

Rough Boring

Typical tolerance

Best for preparing holes

To request a quote

Send your hole size for a rough boring recommendation.

Typical Applications

Where Boring Matters

Typical application examples for bored parts across common industries.

Typical Application

Housings

Bored housing bores hold accurate alignment for bearings and shafts.

Typical Application

Cylinders

Bored cylinder bores support sealing and pressure integrity.

Typical Application

Brackets

Bored bracket holes provide accurate mounting and alignment surfaces.

CNC Punching Centre Zhuhai ChunTian Machine Technology Co.,Ltd. factory

Our Facility

Boring Backed by a Full Machining Shop

Boring runs alongside CNC milling, turning and finishing in one controlled facility, so parts move through machining without extra handling.

Established

2009

Team size

300-1000

Certified

IATF 16949

Markets

Global

Quality & Certification

Quality You Can Verify

Boring quality is documented and traceable, with certifications that support regulated and automotive supply chains.

IATF 16949

Automotive quality management system.

ISO 9001

Certified quality management.

NB / ASME

Pressure equipment authorization.

ISO 14001

Environmental management.

IATF16949:2016 Zhuhai ChunTian Machine Technology Co.,Ltd. certification

Procurement Flow

How We Work With You

01

Drawing Review

We review your drawing and hole requirements.

02

Sample

We produce a sample for your approval.

03

FAI / FAT

First article inspection confirms quality.

04

QC Photos

We share inspection photos before shipment.

05

Shipment

Parts are packed and shipped with documents.

FAQ

Boring Questions

What tolerances can you achieve?

We hold tight tolerances through finish boring; share your drawing for a confirmed result.

What hole diameters can you bore?

We bore a range of diameters; send your hole size for a recommendation.

Which materials can you bore?

We bore steel, stainless steel and aluminum, including difficult-to-machine alloys.

What surface finish can you achieve inside the bore?

We control bore surface finish through boring method and parameters to match your drawing.

Can you bore prototype parts?

Yes. We bore prototype and low-volume parts so you can validate quality before production.

Related Products

CNC Machining Services

Related Guides

Learn More

Get Started

Request a Boring Quote

Send your drawing and hole requirements and our team will confirm the right boring process for your parts.

Share your drawing and hole specification

Get a boring process recommendation

Receive a quote with documented quality

β–Έ QUOTE REQUEST

FORM Β· REV.1