The first step is to make cuts right across the contours of the aluminum siding using the radial arm saw or perhaps a.
Cutting aluminum siding with a knife.
Using a utility knife.
This gives you enough room to move around not letting the panels get in your way.
Place the fracture line over the edge of a table and bend the overhang slightly downwards.
About two thirds of the way is ideal.
It s ideal to use a utility knife to cut your vinyl siding if you need to cut vinyl strips lengthwise.
Switching between the two will help you get the job done quicker.
Make use of a straight tin snip in cutting on the width.
This weakens the aluminium and creates a fracture line.
Be certain to use both the green and red tin snips as you cut your siding.
This will help your cut stay clean and prevent the edges of your cut siding from fraying or marring.
Finally you can also use a utility knife.
With the aid of a straight edge and a sharp knife score both sides of the aluminium sheet.