IS 11668-1985
Technical Drawing - Simplified Representation of Center Hole

Standard No.

IS 11668-1985

Release Date

1987

Published By

IN-BIS

Latest

IS 11668-1985

Scope

This International Standard specifies the simplified represen-tation of centre holes and their designation. Simplified representation of centre holes may be used particularly when it is not necessary to show the exact form and size and where the designation of standardized centre holes is sufficient for infor-mation .

IS 11668-1985 history

• 1987 IS 11668-1985 Technical Drawing - Simplified Representation of Center Hole