A useful assortment for hanging most prints & pictures. Picture perfect: The kit also includes a very handy spirit level to ensure your frames and pictures are suspended perfectly straight. The full kit comprises of 117 pieces in all and includes the following components:. 30 x Electro-plated brass single Picture Hooks (holds up to 5kg),. 15 x Heavy-duty picture hooks (holds up to 10kg),. 70 x steel picture Nails of 25mm. 1 x 3m Hanging wire. 1 x Spirit line level.