Contact Points

Contact Points

Threaded Shank Contact Points 125x300 - Contact Points
Straight Shank Contact Points 300x286 - Contact Points

Gagemaker manufactures a variety of contact points, from traditional ball contacts to roller contacts to blade contacts. Our standard ball contact points are made with carbide balls. Both threaded and straight (non-threaded) shanks are available. All Gagemaker’s inspection gages use threaded shank contact points. Threaded shanks are #4-48 UNF.

Metric threads are available upon request. Most gages require two contact points. Custom sizes or designs are available.


Gagemaker’s standard contact points are manufactured with carbide balls. Both threaded and straight (non-threaded) shanks are available. All Gagemaker’s inspection gages use threaded shank contact points. Threaded shanks are #4-48 UNF. Metric threads are available upon request. Most gages require two contact points.

Gagemaker continually develops new application contacts and indicator accessories. The following items are in stock for immediate delivery. These contact points have #4-48 UNF threaded shank. All contact points are carbide. Special and metric diameters are available, please call for quotation. Straight Shanks are available for T060, T098, and T156.
These truncated contact points are used to inspect the pitch diameter of machined parts with 29° Acme , Stub ACME, Stub ACME Modified-1, and Stub ACME Modified-2 thread forms. Two are required for most gages.
These contact points are used to inspect the pitch diameter of machined parts with ISO Metric 60° “V” thread forms. Two are required for most gages.
These contact points are used to inspect the millimeter pitch diameter of machined parts with Trapezoidal thread forms. Two are required for most gages.
These contact points are used to inspect the pitch diameter of machined parts with 60° “V” thread forms. Two are required for most gages.
These contact points are used to inspect the pitch diameter of machined parts with 7° X 45° Buttress thread forms. Two are required for most gages.

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