Iso 2768-mk-e !!install!! -

The designation "mk" in "iso 2768-mk-e" seems to refer to a specific part of the standard:

: This uppercase letter defines "Form and Position." It governs how flat a surface must be or how "circular" a hole should look. iso 2768-mk-e

Imagine a designer creates a blueprint for a complex aluminum manifold. If they had to manually type a tolerance (like The designation "mk" in "iso 2768-mk-e" seems to

Alternatively: