Profile: GDPA Fasteners specializes in fasteners. We are an ISO 9001:2002 and ISO/TS 16949:2002 certified company. We offer products such as bolts, nuts, washers, threaded rods, security fasteners, stainless steel products and sheet metal components. Our bolts are categorized as hex, cup square, nib, elliptical and round head bolts. We use hot forging, cold forming, bar turning and milling processes for nuts. These nuts are self color, black phosphated and zinc plated. We provide security fasteners for boundaries, fencing systems and security palisades. These are used in houses, commercial estates, farms, historical sites, playgrounds for schools, public parks, penitentiaries and security areas.