American Precision Tool Inc.


Southern California's leading precision machine shop

Manufacturing Parts and Building Relationships For Over 20 Years

Located in Pacoima, California (near Los Angeles), American Precision Tool is a leading provider of precision machining services, including CNC milling, CNC turning, precision grinding, prototyping, tooling and fixturing. We manufacture a wide variety of machined parts, spare parts and components for a wide range of industries. A few include aerospace, medical, pharmaceutical, motorcycle and car industries.

We are committed to proving the highest quality in our industry and we are a Certified AS9100D manufacturing facility. We are also HUBZone-certified. As one of the most versatile machine shops not just in the Los Angeles area, but nationwide, companies in search of machining services have come to trust American Precision Tool to deliver quality machined parts, and exceptional service.  

For us, we’ve found success by exceeding expectations. This means a commitment to on-time delivery, competitive pricing, and providing service levels that are unique in the machining industry.  We are dedicated to creating and maintaining longstanding relationships with our customers. Our goal with each machining project is to exceed expectations, and become your “go-to” partner for future machining projects. Looking for a machining partner you can trust? Reach out to the team at American Precision Tool today!

CNC Machinist
Machine shops with CMM
Close tolerance machining

First Class Inspection Capabilities

To ensure you receive machined parts that fall within your tolerance requirements, we have state of the art inspection capabilities in-house. With Comparators and Coordinate Measuring Machines (CMM) we can record precise measurements without the need to send machined parts off to a dimensional lab for measurement. 

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Need Pricing? Have a Question? Contact Our Team Today!

Why Choose Us

We recognize that you have no shortage of options when looking for machining services. Our 98% on-time delivery record is one reason. American-made quality and service is another. Here are a few other reasons companies choose American Precision Tool for all of their machining needs. :

Industry Experience

Leading companies across a wide range of industries trust APT with all of their precision machining needs. We put this experience to work with each machining project.


Our diverse range of capabilities sets us apart. From our state of the art CNC machines, our experienced machinists and our quality process, we're equipped to deliver precision parts and service levels that are unmatched.


Customers look to us for a blend of competitive pricing, on-time delivery and exceptional service. When it comes to overall value, we consider ourselves to be at the top of the list.

Our Team

We've assembled the finest group of machinists in Southern California. Our combined experience gives us the ability to tackle any challenge that we're faced with.


Integrity is the foundation for all of our relationships. In fact, building relationships is the driving force behind our business. We always do what's right by our customers, and ensure satisfaction with each order.

High Quality

Precision machined parts, within your tight tolerances. Our processes, tooling, CNC machines and talented machinists allow us to machine to extremely tight tolerances. Repeatable accuracy.

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