This standard applies to needle files intended for metal processing, manufactured for the needs of the national economy and ecology.
GOST 1513-1977 Referenced Document
GOST 21474-1975 Straight and diamond knurl. Form and basic dimensions
GOST 5950-1973 Bars and strips of tool alloyed steel. Specifications
GOST 9.014-1978 Unified system of corrosion and ageing protection. Temporary corrosion protection of products. General requirements*， 1978-04-19 Update