Simmonds Marshall Limited manufactures Plain and Serrated Flange Nuts. Simmonds Marshall Limited is an ISO 9001:2008 certified company. The company also manufactures various types of self locking nuts and speciality fasteners and components. The Plain and Serrated Flange Nuts eliminates the necessity of using a washer as the bearing surface of the face of the nut is larger thereby effecting a stronger grip. The Plain and Serrated Flange Nuts are available in bright zinc, zinc blue, zinc yellow, zinc black. Hexavalent or trivalent chrome finishes.
