Continue filing until there is clean metal exposed all over the edge.
How to sharpen sheet metal.
Still made in the usa.
How to do so will vary depending on your model of sheet metal cutting shears.
If it sticks there are likely metal burrs that need to be removed.
Get a full set of usa made wiss snips.
Sheet metal is used in products such as roofs and electronics.
However the work may be done with a set of common metal files.
You will want to hit those spots with the mill file again.
This should not take long usually fewer than a dozen strokes.
It shows how we sharpen two sheet metal guillotine shear blades at 3 meters each on our wor.
To check your work run a soft cloth along the edge.
These operations are usually carried out with automated machinery at manufacturing plants.
All models use mounting bolts to secure the blades in place.
Step 1 remove the blades from the shears.
Make an old worn out set of tin snips work like new in under a minute.
Various operations are carried out so that the sheet metal can be morphed into forms that can be used in various products.