Gost Rezbomer Metricheskij ✦ Must Read

: These tools, often called "thread pitch gauges" or "shagomers," are used to identify the pitch of metric threads and the number of threads per inch for imperial threads.

The primary standard regulating metric thread gauges (rezbomers) is . This document specifies the technical requirements for sets of threaded templates used to determine the nominal pitch of a thread. Key Specifications of ГОСТ 519-77 gost rezbomer metricheskij

: A standard set consists of a series of steel plates (approx. 1 mm thick) with serrated edges that match specific thread profiles. : These tools, often called "thread pitch gauges"

While ГОСТ 519-77 covers the gauge itself, the dimensions they measure are governed by other standards: Key Specifications of ГОСТ 519-77 : A standard

: Standard metric sets typically cover pitches from 0.4 mm to 6.0 mm . Typical steps include 0.4, 0.5, 0.75, 1.0, 1.25, 1.5, 1.75, 2.0, and up to 6.0. Related Metric Thread Standards

: Specifically designed for metric threads with a 60° profile angle .