scope:

This Standard specifies the characteristics of slotted head tapping screws with thread sizes from ST2.2 to ST9.5 inclusive.

The characteristics of slotted head tapping screws with Class 1 to Class 4 threads that are not in accordance with JIS B 1007 are specified in Annex JA

NOTE: The International Standards corresponding to this Standard and the symbol of degree of correspondence are as follows.

ISO 1481: 2011 Slotted pan head tapping screws

ISO 1482: 2011 Slotted countersunk (fiat) head tapping screws

ISO 1483: 2011 Slotted raised countersunk (oval) head tapping screws (Overall evaluation: MOD)

In addition, symbols which denote the degree of correspondence in the contents between the relevant International Standards and JIS are IDT (identical), MOD (modified), and NEQ (not equivalent) according to ISO/ lEe Guide 21-1.