Precision Assured: Coordinate Measuring Machine (CMM) Inspection Services
At Magnus Machining precision and quality assurance are paramount. We offer professional Coordinate Measuring Machine (CMM) inspection services to verify that your machined components meet the most demanding specifications with uncompromising accuracy.
Coordinate Measuring Machine (CMM) inspection is a highly sophisticated metrology process used to measure the physical geometric characteristics of an object.
How it Works: The CMM uses a probe (touch-trigger or non-contact/scanning) that moves along three axes (X, Y, and Z) to define the part’s geometry. By recording thousands of discrete data points, the CMM software can accurately calculate and compare the dimensions, form, and position of features against the original Computer-Aided Design (CAD) model or 2D drawing specifications.
Key Benefit: It provides objective, traceable, and highly accurate dimensional analysis, ensuring your parts conform to your design intent.

We invest in cutting-edge CMM technology and employ expert metrology technicians to deliver superior inspection results.
Our state-of-the-art CMM equipment is regularly calibrated and housed in a climate-controlled environment, minimizing thermal expansion and ensuring measurements down to the micrometer level.
We can measure complex geometries, free-form surfaces, and intricate features that are challenging or impossible with traditional manual measurement tools.
We provide comprehensive reports that offer complete transparency and compliance assurance:
First Article Inspection (FAI) Reports: Detailed, itemized documentation proving a part was manufactured according to specifications before a full production run.
Dimensional Reports: Complete data tables showing nominal, measured, and deviation values for all critical features (e.g., diameters, lengths, angles).
Color-Mapped Deviation Analysis: Visual reports where a CAD model is overlaid with measured data, showing deviations using a color gradient (e.g., green for in-spec, red/blue for out-of-spec).
Integrating CMM inspection into our workflow allows for rapid data collection and analysis, minimizing lead times and accelerating the validation process for your parts.

The Brown & Sharpe (now part of Hexagon) Global Advantage 12.15.10 is a high-performance Coordinate Measuring Machine (CMM) designed for demanding measurement tasks requiring both high accuracy and speed.
| Category | Specification | Imperial Value | Metric Value | Operational Insight (What it Means) |
|---|---|---|---|---|
| Measuring Volume (Capacity) | X-Axis Travel | 47.2 in. | 1,200 mm | A large working width, ideal for inspecting parts like medium-to-large automotive components or large fixtures. |
| Y-Axis Travel | 59.1 in. | 1,500 mm | Very deep capacity, suitable for complex, long, or multi-pallet parts where the CMM bridge needs to travel a long distance. | |
| Z-Axis Travel | 39.4 in. | 1,000 mm | Excellent vertical range for tall parts, measuring deep internal features, or use with a rotary table. | |
| Performance & Speed | Max Velocity | ≈20.5 in./sec | 520 mm/s | High measurement speed reduces cycle time, increasing throughput for production control. |
| Max Acceleration | ≈68.2 in./sec$^2$ | 1,732 mm/s2 | Good acceleration for quick starts and stops, which is essential for efficient point-to-point and scanning measurements. | |
| Accuracy & Precision | Max Permissible Error of Indication (MPEE) (Standard Range: 18∘C to 22∘C) | Formula: 2.0+L/333 μm | Formula: 2.0+L/333 μm | Defines the volumetric accuracy, or the largest allowed error over the entire measuring volume (L is the measured length in mm). This is the key measure of CMM quality. |
| Max Permissible Error of Indication (MPEE) (Extended Range: 16∘C to 26∘C) | Formula: 2.4+L/200 μm | Formula: 2.4+L/200 μm | The accuracy when operating in a wider, less-controlled temperature environment, thanks to the CLIMA thermal compensation system. | |
| Probing Error (MPEP) | Varies by probe | Varies by probe | Defines the error for a single point measurement, confirming the machine’s ability to precisely locate a surface. |
Our CMM capabilities are essential for quality control across a wide range of industries and components:
| Application | Description |
|---|---|
| First Article Inspection (FAI) | Mandatory for new part approvals; guarantees the initial batch meets all specifications before volume production. |
| Tooling & Fixture Validation | Verifying the accuracy of jigs, fixtures, and molds to ensure consistent and correct part manufacturing. |
| Reverse Engineering | Accurately capturing the dimensions of an existing physical part to create a digital CAD model. |
| In-Process Quality Checks | Random or periodic checks during a production run to catch deviations early and prevent costly scrap. |
| High-Tolerance Parts | Critical for aerospace, medical, and defense components requiring extremely tight geometric tolerances (GD&T). |
Whether you require a one-off part validation, full production batch inspection, or need to reverse engineer a complex component, our CMM inspection services are your solution for verifiable quality.
Contact us today to discuss your project requirements and receive a quote for our precision CMM inspection and CNC machining services!
Magnus Machining LLC
3206 Pleasant Valley Ln
Arlington, TX 76015
Phone: (972) 641-8888
Email: customerservice@magnusmachining.com
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