Profile: Best Screw Products, Inc. is a distributor of industrial fasteners. Our product index comprises of nuts, washers, machine screws, tapping screws, rods and anchors. Some of our nuts are plain, plated & galvanized 2H heavy hex nuts, plated castle nuts, plated/galvanized heavy hex nuts and brass wing nuts. We offer various types of washers such as bevel, bonded sealing, fender, finishing and flat washers.