[30cm]
[18cm]
[17cm]
[15cm]
[7.1 inches (18 cm) (left hand)]
[Triangular ruler (3.9 inches (10 cm))]
[Triangular ruler (5.1 inches (13 cm))]
Scale graduated on both sides for right- and left-handed users.Measure range: 6.7 inches (17 cm).