BS 1813:1974

This standard BS 1813:1974 Specification for dimensions of conduit dies, diestocks and guides is classified in these ICS categories:

• 25.100.50 Taps and threading dies

This British Standard provides for three sizes of dies, i.e. small, medium and large, primarily intended for use with steel conduit tubing as specified in BS 4568.

Principal dimensions are also specified for the corresponding stocks and guides for each type of die.

NOTE The titles of the British Standards referred to in this standard are given on the inside back cover.

Three sizes of dies, for use with steel conduit tubing to BS 4568. Threads M16 to M63. Dimensions for stocks and guides for each type of die.