For extension cords that will be supplying power to such high-wattage tools as a miter saw, table saw, or router, you’ll need at least a 14-gauge extension cord to handle the load.

There is a reason male-to-male extension cords have been nicknamed "widowmakers" and "suicide cords.""If you put a male into a female socket, the other end of that male is going to be live," Paul ...

This extension cord combines power and mobility with its 12-gauge size and 50-foot length. Its light-up end is especially useful in dark workspaces.

The 12 gauge extension cord reel (shown above right) includes a 20 foot extension cord, and is available for $65 on Amazon. It includes one outlet and is rated at 15 amps.