When only the strongest hold will do, reach for our strongest fastener, Scotch Extremely Strong Fasteners. With 3M industrial strength reclosable fasteners technology, these heavy-duty permanent fasteners are ideal for holding down tarps, hanging metal signs, and even mounting tools or solar lights. The 3M industrial strength reclosable fasteners are great for indoor and outdoor use— think a chalkboard and even framed art. So, give your power tools a break, and get the job done in a snap with the gravity-defying power of a snap fastener tool with Scotch Extremely Strong Fasteners.