Thread Gages | Gage Assembly
1-800-232-4243 (GAGE)
Thread Gages2020-07-14T08:55:57-05:00

Thread Gage Manufacturer

Gage Assembly manufactures custom screw thread gages that can be used to check the tolerance of standard and metric thread gages. Our thread setting plug gages are manufactured in the United States and can be made to check gages from x to x. Thread gages are used to check external threads and our gages have a class x tolerance. When looking to check the pitch diameter of screws, use the right thread gage.

Looking to check different sizes? At Gage Assembly, we also manufacture thread ring gages as well as the taperlock style of gages. Get a quote for your project. We look forward to working with you.

At Gage Assembly, we produce some of the finest gages on the market.

Are you looking for that extra treadment to ensure your gages last as long as possible?
Ask about our hard chrome plating services for our gages.

Frequently Asked Questions About Thread Gages

What is a thread gage?

A thread gage helps identify the pitch diameter of a threaded object. Thread gages can be custom made to check the thread pitch for metric threads or standard sizes.

What is a thread plug gage?

Thread plug gages check tolerances of threaded parts according to pre-determined specifications. These gages check mating parts and provide a level of quality control for metric and standard gages. Generally thread plug gages have Go & No GO tolerance indicators.

How do I check a thread gage?

Thread gages can be checked by using an adjustable thread ring and measuring the thread gage at the required pitch diameter. This works for both metric and standard gages.

How do you identify a thread?

For male threads, measure the outside diameter. For female threads, measure the inside. Thread pitches can differ between metric threads and standard thread sizes.

What does a thread gauge measure?

A thread gage is used to measure the pitch of a screw thread. This can be done for male and female thread gages and allows for the user to identify the profile of a thread and categorize the thread by pitch and shape.

How Thread Gages are Made

Other Gage Assembly Products

Find Your Right Gage and Order Today

Nominal Size Handle Size
.060   0 – 80 000
.073   1 – 64 000
.073   1 – 72 000
.086   2 – 56 000
.086   2 – 64 000
.099   3 – 48 000
.099   3 – 56 000
.112   4 – 40 00
.112   4 – 48 00
.125   5 – 40 00
.125   5 – 44 00
.138   6 – 32 00
.138   6 – 40 00
.164   8 – 32 0
.164   8 – 36 0
.190   10 – 24 0
.190   10 – 32 0
.216   12 – 24 0
.216   12 – 28 0
1/4 – 20 1
1/4 – 28 1
5/16 – 18 1
5/16 – 24 1
3/8 – 16 2
3/8 – 24 2
7/16 – 14 2
7/16 – 20 2
1/2 – 13 2
1/2 – 20 2
9/16 – 12 3
9/16 – 18 3
5/8 – 11 3
5/8 – 18 3
3/4 – 10 3
3/4 – 16 3
7/8 – 9 4
7/8 – 14 4
1 – 8 4
1 – 12 4
1 – 14 4
1-1/8 – 7 4
1-1/8 – 12 4
1-1/4 – 7 5
1-1/4 – 12 5
1-3/8 – 6 5
1-3/8 – 12 5
1-1/2 – 6 5
1-1/2 – 12 5
Nominal Size Handle Size
M   1.6 x 0.35 000
M   2 x 0.4 000
M   2.5 x 0.45 000
M   3 x 0.5 00
M   3.5 x 0.6 00
M   4 x 0.7 0
M   5 x 0.8 0
M   6 x 1.0 1
M   8 x 1.25 1
M   8 x 1.0 1
M   10 x 1.5 2
M   10 x 1.25 2
M   10 x 1.0 2
M   10 x 0.75 2
M   12 x 1.75 2
M   12 x 1.5 2
M   12 x 1.25 2
M   12 x 1.0 2
M   14 x 2.0 3
M   14 x 1.5 3
M   15 x 1.0 3
M   16 x 2.0 3
M   16 x 1.5 3
M   17 x 1.0 3
M   18 x 1.5 3
M   20 x 2.5 3
M   20 x 1.5 3
M   20 x 1.0 3
M   22 x 2.5 4
M   22 x 1.5 4
M   24 x 3.0 4
M   24 x 2.0 4
M   25 x 1.5 4
M   27 x 3.0 4
M   27 x 2.0 4
M   30 x 3.5 5
M   30 x 2.0 5
M   30 x 1.5 5
M   33 x 2.0 5
M   35 x 1.5 5
M   36 x 4.0 5
M   36 x 2.0 5
M   39 x 2.0 5-1/2

Inch

Nominal Size Handle Size
12 – 32 0
1/4 – 32 1
5/16 – 32 1
3/8 – 32 2
7/16 – 28 2
1/2 – 28 2
9/16 – 24 3
5/8 – 24 3
11/16 – 24 3
3/4 – 20 3
13/16 – 20 3
7/8 – 20 4
15/16 – 20 4
1 – 20 4
1-1/16 – 18 4
1-1/8 – 18 4
1-3/16 – 18 5
1-1/4 – 18 5
1-5/16 – 18 5
1-3/8 – 18 5
1-7/16 – 18 5
1-1/2 – 18 5
Powered by Americaneagle.com