ISO general purpose metric screw threads. Selected sizes for screws, bolts and nuts Ingestion-build-78747 This standard is regularly updated

This standard is regularly updated to reflect the growing number of international standards

close tolerance shank

Users of wheelchairs

BS EN 13381-8 covers fire protection systems that involve only reactive materials and not to passive fire protection materials as defined in this document

enabling the prevention of knot breaking load

ISO general purpose metric screw threads. Selected sizes for screws, bolts and nuts Ingestion-build-78747 This standard is regularly updated1 Scope This International Standard specifies selected sizes for screws, bolts and nuts in the diameter range from 1 mm to 64 mm of ISO general purpose metric screw threads (M) having basic profile according to ISO 68 1. These selected sizes are recommended also for general engineering use. These screw threads are selected from ISO 261. For thread designations see ISO 965 1.