Skip To Content

Machining Services

We offer various machining services, from prototyping to production runs. Our experienced machinists use the latest equipment and manufacturing techniques to create precision components of unsurpassed quality.

Conventional Milling

Our conventional milling services include vertical and horizontal milling, boring, drilling, counterboring, and keyway cutting. 

CNC Milling

Utilizing CNC (Computer Numerical Control) machining, our experienced team can provide the accuracy and repeatability needed for high-precision parts.

CNC Lathe

Using our CNC lathes, we can produce complex parts with tight tolerances quickly and accurately.

Big Block Machining

Our big-block machining capabilities allow us to take on large-scale projects with tight tolerance requirements.

Small Blocks Machining

We specialize in small blocks, offering precision machining services for parts of all sizes and shapes.

Welding Services

At Sinclair & Sons Custom Welding & Machining Service, Inc., we offer a full range of welding services. Our experienced welding team is certified in various welding processes, including TIG, MIG, and Metal Welding. Our welders have the skill and experience to meet the most demanding requirements.

Waterjet Cutting

Cutting using a waterjet is a highly refined process allowing intricate designs and precise material separation. It projects a stream of water containing abrasive particles at high pressure, allowing for clean cuts. The waterjet method can cut almost any material, including aluminum, titanium, foam, and glass, without altering its texture or surface, which is only one of its numerous advantages.

Moreover, waterjet cutting is a highly efficient service that produces less waste than other fabrication methods. With waterjet cutting services becoming more readily available, it is quickly becoming more mainstream in the manufacturing industry due to their numerous advantages. It can be used for structural parts of vehicles and equipment, decorative components like backlighting for lighting fixtures, and precision medical equipment production.


To be competitive, manufacturers need reliable assembly services. The final step in the manufacturing process is assembly, which involves putting together numerous parts. All steps required to assemble finished components into a fully operational whole are included in assembly services. 

Manufacturing processes require human effort, mechanical aid, and raw materials to be put together in a specified order, according to criteria established in advance by the product’s blueprints.

Highest-Quality Machining Services

We are an AS9100D and ISO9001:2015 Registered manufacturer and will gladly provide certifications for your projects. Our facilities have state-of-the-art CNC machines, welding equipment, and inspection tools to ensure accuracy and consistency. We also offer technical advice on materials selection, design optimization, and production processes.

At Sinclair & Sons, we understand that our customers need the highest quality and service levels. We strive to meet those needs by providing rapid turnaround times, competitive pricing, and outstanding customer service. 

With more than 25 years of experience in the machining and welding industry, we have developed a reputation for quality work and reliability that is second to none. We take pride in ensuring that all of our customer’s needs are served, no matter how big or small the job may be.

Contact us today to help you with your machining and welding needs.


Sinclair & Sons have been providing high-quality welding and machine services since 1997. We specialize in custom metal components for various industries, including aerospace, automotive, medical and industrial. Our experienced machinists and welders use the latest equipment and welding techniques to produce parts that meet our customers' specifications.
Our Story


AS9100 Rev D and ISO9001-2008 | Nadcap for Welding

Quality Assurance