The clip-together straightedge consists of 3 sturdy profile aluminium parts of different lengths. Each part can be used separately and together gives a length of 4 metres:
Part 1: 140 cm - 2 handles and a horizontal bubble.
Part 2: 160 cm - 1 handle and 2 vertical vials
Part 3: 100 cm - 1 handle and 1 level bubble
