Metal Blocks for use in density determinations.Set of twelve in assorted sizes, shapes and masses.The set comprises:2 x Brass:Block - Dimensions: 10mm x 10mm x 20mm, Approximate Mass: 19.38gCylinder - Dimensions: 10mm x 20mm, Approximate Mass: 15.83g2 x Mild Steel:Block - Dimensions: 10mm x 10mm x 20mm, Approximate Mass: 18.61gCylinder - Dimensions: 10mm x 20mm, Approximate Mass: 14.88g2 x Aluminium:Small Cylinder - Dimensions: 12mm x 40mm, Approximate Mass: 14.95gLarge Cylinder - Dimensions: 30mm x 20mm, Approximate Mass: 31.3g2 x Copper:Block - Dimensions: 10mm x 10mm x 20mm, Approximate Mass: 20.85gCylinder - Dimensions: 10mm x 20mm, Approximate Mass: 16.68g2 x Zinc:Block - Dimensions: 10mm x 10mm x 20mm, Approximate Mass: 19.22gCylinder - Dimensions: 10mm x 20mm, Approximate Mass: 13.72g2 x Lead:Plate - Dimensions: 25mm x 25mm x 1mm, Approximate Mass: 7.95gCylinder - Dimensions: 10mm x 20mm, Approximate Mass: 22.16g