Test beam with a width of 80 mm, a length of 1 100 mm and a mass of 1,75 kg ± 0,01 kg. The test beam
shall have holes with a diameter of 8 (+ 0,2/0) mm, drilled through its 80 mm wide face and symmetrically placed about its centre point.
There shall be pairs of holes with distances between the centre points of the two holes equal to:
372 mm, 542 mm, 642 mm, 742 mm. An additional hole is required at the centre point of the test beam.