A mould core and cavity pair for plastic components produced by precision machining

Precision engineering specialists,  RRJ Precision Engineering, is part of the B&C Plastics’ Steel and Aluminium engineering arm. We specialise in precision engineering for both CNC and Manual Machining at our local Brisbane plant.

We are local leaders, providing steel and aluminium material innovation and development to a wide range of industry sectors.

Our clients have confidence in the quality, consistency and individual service that are the trademarks of our business.

Precision Engineering Services

Our precision engineering capabilities span CNC Turning, CNC Milling, Manual Milling and Manual Turning services for our Brisbane, Australia clients.

We specialise in CNC and Manual machining of castings, forgings, fabrications and bar stock in all metals and plastics.

Our machine workshop is fitted out with general machining equipment including:

  • CNC Milling Machines
  • EDM Machines
  • Centre Lathes
  • Surface Grinders
  • Manual Milling Machines

Call our team for more info
07 3208 0555


With over 60 years of combined experience, our team works to precision specifications to achieve industry-leading tolerances. We understand the development and life cycle management of tools and systems across various industries.

Our development processes control and coordinate design with functional efforts, tracking requirements with a full range of precision equipment and experience. We ensure the design, practice and tool developed is viable throughout the product life cycle.

Industry Coverage

We have extensive industry experience across Queensland and Australia, with the flexibility to handle both small and large size batch quantities.

We are suppliers of precision-machined parts to a wide range of industries such as:

  • Agricultural
  • Construction
  • Earthmoving
  • Equipment Manufacturers
  • Food & Beverage Processing
  • Marine
  • Mining
  • Railways

Quality Components – Jigs and Fixtures

We can design and fabricate jigs and fixtures that provide repeatable, accurate and interchangeable manufacturing possibilities for all assembly requirements. Are you looking to increase your productivity through consistency and quality? We pride ourselves on delivering the highest quality service and products, designed to your specifications, on budget and on time. Talk to your local Brisbane precision engineering experts about your needs today.

We Value Collaborative Partnerships

At B&C Plastics, we are experienced in partnering with some of Australia’s most respected brands across the precision engineering and plastics manufacturing.

Visit Our Solutions For Industry Page to select your industry and learn more about our industry expertise


The team at B&C Plastics can satisfy a wide range of product and industry requirements within our local precision engineering facilities based in Underwood, 20 mins south of Brisbane, Australia. Location, however, is no barrier when working with us.We produce over 50 million moulded components annually, for our customers who are based nation-wide. Quality is extremely important. We monitor all components during production for dimensional and customer specific requirements, ensuring quality comes first.Interested in finding out more about some of our projects? Check out our news page for industry information and examples of our collaborative partnerships.

 Contact us to discuss your precision engineering needs on 07 3208 0555

Our 5 Step Process




  • Find someone you can talk with about your idea that has experience
  • Build a relationship
  • Find someone you can trust
  • Meet & greet
  • Make a decision to proceed


  • Meeting to discuss product design brief
  • Receive detailed proposal and engage our team
  • Innovative concept designs for your consideration
  • Innovative & dimensional product designs
  • Engineering and polymer analysis


  • Final approval on 3D models
  • Select best method of prototype:
  • Rapid prototyping, 3D printing, CNC machined, Silicone tooling, Vacuum cast
  • Analyse prototype
  • Get feedback and input from trusted parties


  • Awareness and Direct Marketing
  • Sales distribution channels to market
  • Sell sell sell
  • Product improvements
  • Additional products to create a product range
  • R&D – PWC


  • Mould manufacture
  • Off tool samples for your approval and testing
  • Manufacture of your product
  • Quality assurance
  • Packaging and distribution



Want to learn more?

Honesty is a rare commodity in today’s world. However, honesty is what you can expect at B&C, today, tomorrow and everyday.
Call us today, we’d be happy to help you on…

phone 07 3208 0555