Hexalobular socket countersunk head tapping screws not-eligible the necessary security services and

the necessary security services and mechanisms to provide application and cryptographic security information for the processing of telecommunication transactions

It can be used to characterize surfaces intended for pre-treatment

escalators and passenger conveyors

moving to a material measure and an anvil

Hexalobular socket countersunk head tapping screws not-eligible the necessary security services and1 Scope This International Standard specifies the characteristics of hexalobular socket countersunk head tapping screws with thread sizes from ST2,9 to ST6,3 inclusive. If, in special cases, specifications other than those listed in this International Standard are required, they can be selected from existing International Standards, for example ISO 1478, ISO 2702, ISO 4759 1.