IS 8247 : 1976 Specification for Fastener, Paper, Prong Type, with Washer
UDC 621.885 : 686.836.2 | PGD 14 |
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Reaffirmed 2019 |
1 Scope
The material dimensions and performance requirements for roundhead, prong type fastener with washer used for holding the sheetsof paper together and for use with file folders.