... on. FIRST is a leading manufacturer and supplier of titanium fasteners, nuts, bolts, washers, machine screws, rivets, pins ... titanium bolts, titanium nuts, titanium gaskets, titanium rings, fasteners, titanium parts.Standard: DIN912, DIN913, DUB914,DIN915, DIN985, DIN6923 All ... according to customer's specifications as well as non-standard fasteners according to DIN, and ISO standards. FIRST export ...