Grooved callipers designed and produced in Venaria Reale,  Turin province

Since 2018, Devalle Sas has been producing grooved callipers designed for the control of holes or shafts with straight or evolving sides. The range of products, developed in accordance with our continuous updating and constant service expansion offered to our customers, includes plug gauges and grooved go or no-go rings in hardened steel, as well as zeroing masters and control rings for variables.

Spline gauges for the control of holes or splined shafts with straight or evolving sides.

Spline plug gauges in hardened steel, go or no-go configuration.

Grooved through and through rings made of hardened steel.