There are a few ways to cut aluminum fence panels. One way is to use a hacksaw. Another way is to use an angle grinder with a cutoff wheel. You can also use a plasma cutter or an oxy-acetylene torch.

There are a few ways to do this, but the most common is by using a hacksaw or a power saw. Hacksaws work well for straight cuts, and power saws work well for curves and other intricate cuts. Always wear safety goggles when cutting metal to avoid getting shards in your eyes, and use a blade that's specifically designed to cut through metal.