Profile: Hex Nuts Pvt. Ltd. manufactures, exports and supplies nuts, bolts, washers, steel and metal fasteners. We are an ISO 9001:2000 certified company. Our product line includes metal bolts, hex bolts, heavy hex bolts, metal nuts, threaded bars, automobile and spring washers. We manufacture many types of washers like plain, spring and machined washers. Our spring washers hold two surfaces together and are used in transmission tower erections, railways, automobiles and electrical applications.