Description
The mounting rings are designed to determine the error of bore gauges, spring-optical devices, pneumatic plugs, as well as to check other rings and measuring devices using them. The base end of the ring is the end that does not have markings and is the base when installing the device on the ring. The material of manufacture is high-hardness alloy bearing steel ШХ-15. The mounting ring is supplied in a rigid plastic or wooden case, the product passport is included.