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DIN 7984 sim, ISO 14580, UNI 9327 sim hexalobular socket thin head cap screws
DIN 7985 sim, ISO 14583, UNI 7687 sim hexalobular pan head screws
DIN 7991 sim, ISO 14581, UNI 5933 sim hexalobular socket countersunk head screws
ISO 14579 hexalobular socket cap screws (allen)
ISO 7380 sim button head socket screws