Use the old adage measure twice and cut once then turn the gutter upside down on the table and mark it all the way around.
Cutting aluminum gutters with miter saw.
If the motor housing on your saw is open and could collect metal chips tape a piece of cloth over the openings to protect the motor windings and bearings while you cut the aluminum.
I m pretty adept with snips but i can do it a lot faster and cleaner with a saw.
If there s ten to do the saw comes out.
With as saw i can cut a miter in copper gutters so tight that i can butt them and solder them from the inside without tabbing and folding one side.
Measure the gutter to the desired length.
Both saws should run less than 5000 rpm and work about the same.
Fit the miter saw with a carbide tipped finish blade for cutting through metal but this is the fastest and most efficient tool for cutting through any type of gutter material.
How to cut a custom gutter miter.
Activate the saw and slowly bring it down until it severs the piece.
Activate the saw and slowly bring it down until it severs the piece.
Unplug the miter saw if it is plugged into an electrical source.
When using a miter saw secure the pipe at the mark under the saw blade at the workbench.
But if i m doing one miter i do it by hand.
I used a non ferrous metal cutting blade that i go.
Making accurate cuts on aluminum rods tubes and angles is easy with a miter saw and a blade designed to cut nonferrous metal check the label.
This is a quick video showing how i cut some aluminum angle strips with a dewalt dw713 compound miter saw.
When cutting gutter material on the miter saw turn the profile upside down so the cut enters the more stable underside of the gutter rather than the top edges.
Use a carpenter s square to get around to the bottom.
Mark a spot on the edge of the gutter with a pencil as a guide for.
Clamp the material well and go slow or the saw might grab bend twist the aluminum.
Install a 12 inch blade with a carbide tipped.
Use it to make straight cuts as well as angle cuts depending on where you are installing the guttering.
How to cut gutters with miter saws step 1.