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Standard Type : Main
Document No : ISO 7053:2019
Document Year : 2019
Pages : 5
Edition : 3
Section Volume : Fasteners with non-metric thread (ISO/TC 2/SC 13.)
This document specifies the characteristics of hexagon washer head tapping screws, made of steel and stainless steel, with thread sizes ST2,2 to ST8, and with product grade A.