ISO Standards BS ISO 965-3-2021 pdf free download – ISO general purpose metric screw threads — Tolerances Part 3: Limit deviations for screw threads BS ISO 965-3-2021 pdf free download - ISO general purpose metric screw threads — Tolerances Part 3: Limit deviations for screw threads. This document specifies limit deviations for pitch and crest diameters for IS0 general purpose metricscrew... 02-09 Download Now