3m dual lock reclosable fastener sj3550
3m dual lock reclosable fastener sj3550 black, interlocking mushroom-shaped heads (250 stem density per square inch) provide strong, reliable and durable fastening that can be opened and closed multiple times mates with type 170, type 250 or type 400 stem densities to provide different strength combinations white, acrylic, conformable foam tape bonds well to a variety of substrates including metals and plastics such as acrylics, polycarbonate and abs strong fastener secures with an audible snap, verifying closure an alternative to screws and bolts, this hidden fastener provides a snug fit and smooth aesthetic appearance features good temperature resistance of 200f (93c) best suited for indoor and outdoor use 3m dual lock reclosable fastener sj3550 is the convenient alternative to traditional fastening methods, such as screws, nuts or bolts. it is designed to deliver a durable, reclosable fastening solution (which can be opened and closed multiple times) which bonds to a variety of