Use these masses for general science and physics laboratory work. They are supplied in a plastic block. The set includes masses with hooks: 1 each of 10 g, 50 g, 100 g, 2 each of 20 g and 200 g, (all made of plated brass) and one each of 500 g and 1000 g (both made of cast iron, enameled finish).
• Also available: all-brass (set of 9 weights)
• Spare weights can be bought separately ranging in size: 10 g, 20 g, 50 g, 100 g, 200 g, 500 g, 1000 g with hook, and 500 g with hook and eyelet