ACME thread gaugesStub-ACME thread gage

ACME thread gauges manufacturer & supplier

ACME thread ring gauges & ACME thread plug gauges

Ring gages used to check external thread, plug gages used to check internal thread.

GO & NOGO, RH(ring hand)  & LH(left hand) available

We also can provide multiple start ACME thread gauges.

The ACME thread forms are  with 29° thread angle, their thread height is half of the pitch, the peak and crest are flat.

We can provide general-purpose ACME ,Centralizing ACME, Stub-ACME thread ring & plug guages, GO NOGO,

General-purpose ACME thread gages

Usually general-purpose ACME thread should be used.

Classes of fit: 2G, 3G, 4G (2G is the  priority of use)

These ACME thread gages are produced according to ASME B1.5

  • Material:Oil hardened tool steel-Gcr15, high wear resistance.
  • Hardness: 58-62 HRC
  • Ring gages are solid, no need setting plug gages; Plug gauges are Taperlock- double ends with one handle.
  • All gages are brand new
  • Gage manufacturer ISO9001 certified
  • gaugestools know the importance of controlling temperature and humidity when testing gages, the temperature will be 20 degree +- 0.5 degree, the humidity will be 45%-65%.
  • Long form calibration certificate from ISO17025 accredited lab can be provided, but it need to be told in advance, and need extra costs.
  • We can provide laser marking service on the gauges. For example, clents’ Logo.
  • Delivery time: 3-5 days.We will send goods by express, Fedex, DHL or UPS. A tracking number will be sent to clients once shipped.
  • all these gauges are fixed limit gauges, inspecting thread on a pass/ fail basis, not checking detailed size of thread.

We can provide as below general-purpose ACME thread ring gauges & plug gages :

1/4″-16 ACME 1/4″-12 ACME 5/16″-14 ACME
3/8″-12 ACME 3/8″-16 ACME 7/16″-12 ACME
1/2″-10 ACME 5/8″-8 ACME 3/4″-5 ACME
3/4″-6 ACME 7/8″-5 ACME 7/8″ -6 ACME
1″-5 ACME 1″-6 ACME
1 1/8″-5 ACME 1 1/8″-7  ACME 1 1/4″-5 ACME
1 1/4″-6 ACME 1 3/8″-4 ACME 1 1/2″-4 ACME
1″ 5/8-8 ACME 1 3/4″-4 ACME 1 3/4″-5 ACME
1 7/8-10 ACME 2″-4 ACME 2 1/4″-3 ACME
2″1/4-4 ACME 2 1/2″-3 ACME 2 3/4″-3 ACME
2″7/8-4 ACME 3″-2 ACME 3 1/2″-2 ACME
3″1/2-4 ACME 3″1/2-8 ACME 4″-2 ACME
4 1/2″-2 ACME 4 1/2″ – 5 Acme  5″-2 ACME

General purpose ACME thread standard: ASME B1.5-1997    BS 1104:1957

Centralizing ACME thread gages

if have difficulties to use general-purpose ACME thread, for example, often having deadlocking situations between Male and Female  threads, then it need to use centralizing ACME threads.

Classes of fit: 2C, 3C, 4C(2C is the priority of use)

We can provide as below Centralizing ACME thread ring gauges & plug gages :

1/2″-10,   5/8″-8,  3/4″-6,  7/8″-6,  1″-5,  1 1/8″-5,  1 1/4″-5,  1 3/8″-4,  1 1/2″-4,  1 3/4″-4 ,

2″-4 ,  2 1/4″-3,  2 1/2″-3,  2 3/4″-3,  3″-2,  3 1/2″-2,  4″-2,  4 1/2″-2,  5″-2

Stub-ACME thread gages

if the space is limited, then Stub-ACME thread can be used.

Class of fit:2G

We can provide as below Stub-ACME thread ring gauges & plug gages :

0.25″-16 Stub ACME 0.3125″-14 Stub ACME 0.375″-12 Stub ACME
0.4375″-12 Stub ACME 0.5″-10 Stub ACME 0.625″-8 Stub ACME
0.75″-6 Stub ACME 0.875″-6 Stub ACME 1″-5 Stub ACME
1.125″-5 Stub ACME 1.25″-5 Stub ACME 1.375″-4 Stub ACME
1.5″-4 Stub ACME 1.75″-4 Stub ACME 2″-4 Stub ACME
2.25″-3 Stub ACME 2.5″-3 Stub ACME 2.75″-3 Stub ACME
3″-2 Stub ACME 3.5″-2 Stub ACME 4″-2 Stub ACME
4.5″-2 Stub ACME 5″-2 Stub ACME


New added items

1″-6 Stub Acme 1″-8 Stub ACME 1.25″-12 Stub ACME
1.25″-4 Stub ACME 1.5″-12 Stub ACME 1.75″-6 Stub ACME
1.75″-10 Stub ACME 2.3125-4 Stub Acme 3.0″ – 4  Stub ACME
3.5″– 4 Stub ACME 3.875″-2 Stub ACME 5.25″-4 STUB ACME
6.125-8 Stub ACME 6.5” – 4 Stub ACME

At gaugestools, all these Stub ACME thread gages are manufactured according to standard ASME B1.8

ACME thread

ACME thread

D,d= Major diameter  D2,d2=Pitch diameter,  D1, d1= Minor diameter

Thread angle=29 degree

Crest and root are flat.

For special ACME thread gauges, we can provide custom production, print and package etc all can be according to client’s requirement.

We know the reliable accuracy is essential,By continuously improving the effectiveness of our process and providing on time 100% okey products to customers, we will strive to ensure customer satisfaction.  “customer satisfaction” is our pursuit forever.

Main markets:  30% America and Canada,  20% Middle and South America,  10% Southeast Asia,  10% Middle East,  10% Europe,  20% Domestic market

Main shipping way: by Express (DHL,UPS,FEDEX and EMS etc)

Accepted payment way: T/T , Paypal or Credit Card.

Welcome  new and old clients come to talk business with us!

How to order:

  • Specify diameter, for example, 1/2″
  • Specify TPI, for example, TPI 10
  • Specify thread form, for example, ACME
  • Specify ring gage or plug gage, ring gage for checking external thread, plug gauge for checking internal thread.
  • Specify class of fit, for example: 2G
  • Specify quantity
  • After receiving above information, we will make an invoice and send money request, then clients can pay it.

Quality Policy:

At gaugestools, we strive to offer clients quality metric thread ring gages and plug gauges with competitive price and quick shipment. We not only strive to meet clients’ expectations, but also exceed clients’ expectations by continual improvements .

Return Policy:

We will exchange or refund in one week if clients found any products not quality enough or meet clients’ expectations. After receiving our products, once clients have anywhere not satisfied, please contact us at once, clients can send us Email, or contact us with livechat,  we will deal with clients’ problems in quick time, we are committed to providing 100% customer satisfaction.


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