ISO general purpose metric screw threads — Selected sizes for screws, bolts and nuts
This International Standard specifies ISO general purpose metric screw threads for screws, bolts and nuts in the
diameter range 1 to 39 mm.
These selected sizes are recommended also for general engineering use.
These screw threads are selected from ISO 261, ISO general purpose metric screw threads — General plan.
Check out other specifications
Standard Specification for Surface Discontinuities of Nuts, Inch and Metric Series
Standard Specification for Steel Bars, Alloy, Hot-Wrought or Cold-Finished, Quenched and Tempered
Fasteners – Bolts, screws, studs and nuts – Symbols and designations of dimensions
Fasteners – Surface discontinuities – Bolts, screws and studs subject to general requirements (ISO 6157-1 : 1988) (English version of DIN EN 26 157 Part 1)
Thread rolling screws for ISO metric thread – Guideline values for hole diameters
Tolerances for fasteners— Part 3 : Plain washers for bolts, screws and nuts—Product grades A and C