Continue filing until there is clean metal exposed all over the edge.
How to sharpen sheet metal.
Sheet metal is nothing more than metal that has been pressed into sheets.
However the work may be done with a set of common metal files.
This should not take long usually fewer than a dozen strokes.
These operations are usually carried out with automated machinery at manufacturing plants.
Make an old worn out set of tin snips work like new in under a minute.
To check your work run a soft cloth along the edge.
It shows how we sharpen two sheet metal guillotine shear blades at 3 meters each on our wor.
You will want to hit those spots with the mill file again.
How to do so will vary depending on your model of sheet metal cutting shears.
Sheet metal is used in products such as roofs and electronics.
Get a full set of usa made wiss snips.
Many methods may be used to sharpen sheet metal cutting shears some of which require specialized tools.
Various operations are carried out so that the sheet metal can be morphed into forms that can be used in various products.
Still made in the usa.
Step 1 remove the blades from the shears.