Step 1 is to draw the shape of the hole and drill s few holes around that shape.
Cut holes in gutters.
Step 2 drill four holes in each corner of the outline you made of the sleeve drill one hole.
This is the thing that connects the gutter and downspout together so it is important that it is placed correctly and securely.
This one came with holes in it for rivets.
Then i used a fine tooth metal cutting blade in my jig saw.
Keep your thick work gloves on.
On the bottom of the gutter itself take a pencil or marker and trace the outline of a sleeve.
Make sure the patch is large enough to overlap the hole by at least 1 in 2 5 cm on all sides.
Once you cut the patch it may have sharp corners and edges.
Place the blade in the 90 degree or right angle grooves of the miter box or on the line drawn with the square and cut the vinyl gutter firmly.