Involute, Parallel & Serration


Splined Ring Gauges are used to check tooth thickness on an external splined component. Ring Gauges can also be manufactured to fit new or existing taper master plug gauges (see taper master plug gauges for more information).

Spline specialises in the manufacturing of Splined Ring Gauges and is able to offer a wide range of internationally recognised standards and any bespoke designs to meet your gauging requirements. Some of the common standards include:

  • DIN
  • ISO
  • BS
  • JIS
  • SAE
  • NF E
  • NAS
  • RVZ


Spline are also able to supply Tapered Ring Gauges, Plain Diameter Ring Gauges & Taper Plain Diameter Ring Gauges.

Spline also have the capabilities to produce Straight or Helical splined Ring Gauges.

Spline typically manufacture ring gauges in 01 tool steel which has a hardness rockwell (HRC) of 60-62 however we can also manufacture in other materials such as high speed steel which is more durable offering extended life. Other materials we offer are:-

  • A2 (61-63 HRC)
  • ASP23 (64-65 HRC)
  • ASP30 (65-66 HRC)


For additional Information on any of our products or to request a quote please feel free to contact a member of our team by filling out the form provided in the contact us section.

Involute, Parallel & Serration