Picture hook brass plated are available as 2 single pin and a double pin versions. They are fixed to the wall using the blued hardened pin supplied.
Also available are decorative picture pins with a solid brass knurled head on a hardened blue pin. Ref Code PRO2061
Picture Screw Eyes and Rings Medium Copper Plated,
Nylon Hardwall Picture Hangers 40mm (large) 4 pin
Picture Hanger 'D' Rings Single Hole Fixing Plate, Brass Plated Bag 25 with screws
7 Strand Picture Wire 3.5m coil Brass Plated