This question has been lately so we are trying to answer it now. While the sheet metal carbon steel is magnetic our Stainless Steel and Aluminum sheet metal are not.
M5P12 Apex 3/8'' Magnetic Socket, For Sheet Metal Screws, Self
Kaka EB-4816B 48-Inch Magnetic Sheet Metal Box and Pan Brake, 16
Magnetic vs. Non-Magnetic Metals
48-Inch Magnetic Sheet Metal Brake Pan and Box Brake
How to handle thin metal sheets carefully and effectively
Creating a Magnetic Board Using Carbon Steel Sheet – Wasatch Steel
Kaka Industrial EB-4816M Magnetic Sheet Metal Brake, 48-Inch Magnetic
Add metallic accents to any project Paint or add fabric for decorative touch Expand your creativity with MD Building's decorative metal sheets Cuts
MD Building Products 57321 Decorative Magnetic Galvanized Steel Sheet
0.7mm Thick Mirror Finish 430 Magnetic Grade Stainless Steel Sheet