... fish plate matching the track bolts. Railway bolt: T bolt, HS26, HS32 series T bolt, turnout, hex bolt, flange bolt, subway Bolts ... . Nut: nylon nut, lex nut, square nut, heavy and normal. 2 ... / rail fixing base/railway products 1) Type: To E type and SKL type fish plate supporting cast iron and steel plate. All kinds are available ...