Precision air gaging · Galena, Illinois
Air gages, tooling and digital readouts, priced online
Non-contact bore and shaft measurement for the shop floor. Replace an aging Dimensionair without replacing your tooling, or build and price custom air plugs, rings and masters in minutes.
Replace a Dimensionair readout
Keep the plugs, rings and masters you own. The Air Gage Pro drops in where the dial sat, matched by model number.
Find your match → 02 · PRICEPrice custom air tooling
Air plugs, rings and setting masters made to your size. Build the part number and get a formal quote in minutes.
Start a quote → 03 · SHOPShop readouts & accessories
Air Gage Pro stations, Metro M5 and M400 displays, M-Bus modules and accessories, with prices shown.
Browse readouts →Digital air gage readouts
Single-master models replace Dimensionair readouts. Dual-master models work with two-master tooling of any brand.
Air tooling, made to your part
Non-contact tooling built as Dual Master or Single Master. Recessed jets never touch the part, and the escaping air clears coolant and chips.
Air plug gages
Thru-hole, blind and super-blind styles for bores.
.059″ – 8.260″Air ring gages
Center-jet, shoulder-jet and extra-close, 2- or 3-jet.
.061″ – 7.500″Air snap gages
C-frame gages for shafts still on the machine.
.60″ – 7.81″Setting masters
Rings, plugs and discs, classes XX to Z, NIST-traceable.
.0901″ – 19.010″Why Air Gaging LLC
Air gaging specialists, not a catalog of everything
We have focused on air gaging since 2000. Every readout, plug, ring and master we sell is chosen to work together, and a real specialist in Galena, Illinois answers when you call.
Prices you can see
Readouts and accessories are priced online. Custom tooling is quoted in minutes, not days.
Keep your tooling
Upgrade an aging dial or column to a digital readout without replacing plugs, rings or masters.
Metro, supported in the US
Metro M5, M400 and M-Bus modules with US stock, US support and application help.
Certified masters
Setting masters ship with certificates traceable to NIST from an ISO/IEC 17025 lab.
Learn air gaging
Guides, manuals and videos from people who build and set up air gages every day.
Not sure what you need?
Send a print or describe the part. We’ll recommend the gage and readout.
Dimensionair is a trademark of its owner, used only to identify compatible equipment. Air Gaging LLC is not affiliated with or endorsed by it.