Auckland's trusted machine workshop for CNC turning, CNC milling, engineering design, prototyping and custom manufacturing delivering high-precision components on time, every time.
From simple one-off parts to complex precision components we have the equipment and expertise to get it done right.
High-precision CNC lathe machining for cylindrical and rotational parts across a wide range of materials.
Multi-axis CNC milling for intricate profiles, pockets, slots and complex geometries with tight tolerances.
3D modelling, engineering drawings and design support from concept through to manufacturable reality.
Custom high-precision parts manufactured to specification for industrial, marine and specialty applications.
Fast-turnaround prototype machining to validate designs before committing to full production runs.
Custom tooling, fixtures, jigs and keyway broaching for manufacturing and machine building requirements.
Precision engraving for identification, branding and decorative purposes on metals and other materials.
Professional welding and fabrication to complement our machining capabilities for complete assemblies.
Circle Line Engineering Ltd is a precision engineering workshop based in Ōtāhuhu, Auckland, with over 30 years of experience delivering high-quality machined components to clients across New Zealand.
Founded and led by our experienced engineering director (NZCE, Dip. Bus.), the business has built a reputation for precision, reliability and the ability to tackle challenging jobs from prototype one-offs through to repeat production runs.
Our modern facility is equipped with advanced CNC turning and milling machines, enabling us to work across a wide range of industries including marine, industrial, agricultural and specialist engineering.
A selection of precision components and assemblies produced at our Ōtāhuhu workshop.
Hear from clients who trust Circle Line Engineering with their precision machining needs.
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Thank you. Our team will respond as soon as possible, usually within one business day.