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DJJ Precision Engineering Limited

DJJ Precision Engineering Limited is a CNC machining company in Pontypool, Torfaen, and a Tier 1 automotive supplier. It turns parts from 3 mm to 500 mm in diameter, including bar-fed sliding-head work up to 32 mm, and mills on machining centres up to 5-axis with tolerances of +/-0.01 mm. Broaching, laser ID marking, sub-assembly, CNC CMM inspection and PPAP, ISIR and IMDS documentation are offered, with automated 24/7 production for batch and call-off work. The company holds ISO 9001:2015 certification and is JOSCAR registered, and supplies automotive, aerospace and defence, medical, marine, rail and oil and gas customers. Surface treatments such as anodising, plating and heat treatment are arranged through partners.

5-Axis & Multi-Axis Machining Aerospace and Defence Automotive CNC Milling CNC Turning
Construction Marine Medical Oil & Gas Prototyping & Rapid Machining Rail Swiss Machining
Certifications
ISO 9001
Services
CNC Milling CNC Turning 5-Axis Machining Swiss Machining Assembly Prototyping
Materials Worked
Aluminium Stainless Steel Titanium Brass Copper Inconel/Superalloys Plastics (Delrin/PEEK/Nylon/PTFE)
Machine Capabilities
3-Axis 5-Axis Live Tooling Swiss-Type
Tolerance Capability Precision (±0.01mm)
Testing & Inspection
CMM Inspection
Order Type / Volume
Prototype High Volume
Industries Supported
Aerospace and Defence Automotive Medical Marine Rail Oil & Gas Construction
Registrations & Schemes
JOSCAR
Visit Website Send Email
Unit 14 Pontyfelin Avenue Industrial Estate, New Inn, Pontypool NP4 0DQ
Last Updated
2026-11-02
google maps embed
Company Registration Number 01763682
Companies House URL
Verification History

2 Nov 2026 — Listing added to CNC Directory, pending verification checks.

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