Air Gaging Guides

Air Gage Amplification Explained: Low vs. High Amp, Range and Resolution
What air gage amplification means, how it trades range for resolution, why single-master tooling is tied to it, and what changes with a digital readout. Read more...
How to Identify Your Dimensionair Model, Amplification and Tool Code
Find out in under a minute whether your Dimensionair is low or high amplification, using the model number, the tool code on your tooling, or the dial graduations. Read more...
Air Gage vs. Dial Bore Gauge: Which Is More Accurate?
Air gage vs. dial bore gauge: which is more accurate on the shop floor, and when each one makes sense. Read more...
Replacing a Metro M1 or M3 Air Display with the M5
The Metro M5 replaces the M1 and M3 air displays. Which model to order, what changes and what carries over. Read more...
Mastering and Troubleshooting Air Gages
When and how to master Dual and Single Master air gages, and a troubleshooting table by symptom. Read more...
Air Ring vs. Air Probe: What's the Difference?
Air probes measure bores, air rings measure shafts. Styles, sizes, masters and how to choose. Read more...
Air Gage Care and Maintenance
How to keep air gages accurate for years: clean air, tooling care, master care and routine mastering. Read more...
5 Common Reasons for Incorrect Air Gage Readings
The air supply, masters, temperature, tooling and the part itself: how each causes bad air gage readings, and the fix. Read more...
Single vs. Dual Master Air Gaging
How single and dual master air gages are set, where each is most accurate, and how to choose. Read more...
How Air Gaging Works
How an air gage turns back-pressure into size, the parts of a system, and when air gaging is the right choice. Read more...
In-Process Air Gaging
Why and how to move air gaging into the machining process, with automatic offsets and 100% inspection. Read more...
Automation and Air Gaging
How air gaging works in a robotic cell: automatic mastering, measuring, sorting, offsets and SPC. Read more...
Air Gaging in a Modern World
How air gaging compares with laser micrometers and vision systems, and why it's still the fastest way to check a tight bore. Read more...
Beyond the Basics: Measuring Form with Air Gaging
How air gaging measures roundness, flatness, squareness, taper, straightness and matching, not just diameter. Read more...
Case Study: Air Gaging Large Crankshaft Pins and Mains
A 16-input air gage measuring over 180 features on large crankshafts, with serial tracking and full SPC. Read more...
Case Study: Automated Air Gaging Station with a Fanuc Robot
Six air gaging stations, robot-loaded masters and a 45-second cycle in a closed-loop automotive cell. Read more...
Why Use Air Gaging? Who Uses It and Where
Ten reasons to use air gaging, who uses it, and where it fits on the shop floor. Read more...