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DXF
Abbreviation for Drawing Exchange Format
In short and in plain language
DXF is a common file format for technical drawings.
Design programs use it to swap drawings.
On the website of a maker, a form can take such files directly.
Requests then come in with the drawing. So they can be dealt with faster.
Definition
DXF is a widely used file format for exchanging technical drawings between design programs. On manufacturing websites, a form can accept such files directly. Enquiries then arrive with the drawing attached and can be handled faster.