Description This Spanner is for the Early 36mm Porsche Pulley nuts .    Fan belt pulley nut spanner , much smaller and lighter than carrying a full sized 36mm spanner around .  You are buying just 1 x 36mm Nut Spanner and the “C” Spanner that holds the pulley , see part number BB-203 if you just need the 36mm spanner on its own . These are made from a tough tool steel then Zinc passivated .