... Copper, Nylon, Plastic, etc. Our biggest strength is non-standard product according to your drawing or samples. Product rangeBOLTS: hex ... hex nuts, heavy hex nuts, hex flange nuts, nylon insert lock nuts, cap nuts, slotted nuts, rivet nutWASHERS: flat washers ... , spring washers, lock washersSCREWS: machine screws, self tapping screws, set screws, hex ...