BS EN ISO 14405-1:2010

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Specification modifiers and symbols
5 Default specification operator for size
6 Drawing indication for special specification
  operators for size
7 Indication of the toleranced feature on which
  the size characteristic is defined
8 Complementary indication
Annex A (normative) - Proportions and dimensions
        of graphical symbols
Annex B (informative) - Overview diagram for
        linear size
Annex C (informative) - Data handling with
        rank-order modifiers
Annex D (normative) - Size characteristics
Annex E (normative) - Graphical rules to locate
        and dimension the dimensional specification
        elements
Annex F (informative) - Relation to the GPS
        matrix model
Bibliography

Specifies the default specification operator for linear size and defines a number of special specification operators for linear size for features of size, e.g. 'cylinder', 'sphere', 'torus', 'circle', 'two parallel opposite planes', or 'two parallel opposite straight lines'.