Engineering Info

View the ANSI Thread Series Designations for thread gages we manufacture.

View the Gagemakers Tolerances chart.

Click the icons below to download the various PDF spec sheets and charts.
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General Specs

ANSI Thread Series Designations

Specs & Gaging Lengths Cylindrical Steel Plug Gages

Standard Pitch Diameter Chart

Metric

Plug Thread Gages

Ring Thread & Setting Plugs

What Special Thread Plug and Ring Gages do we manufacture?

Acme, Whitworth, Buttress, British, Special Pipe, Multiple Lead, more...

All standard thread gages are right hand. Left hand gages are special and will be quoted upon request.