On Sunday, April 10, 2016 at 3:00:54 PM UTC-4, Ed Huntress wrote:

Yeah, you did. And you said you'd use a machinist's square and "file
to fit." Fit what? The machinist's square is what your sentence said.
You weren't filing to fit the file.


--
Ed Huntress

The file to fit came from Mil spec MILTPFO. Along with"cut to size, file to fit, and paint to match." 8-)

Dan