Ruler
Butterfly 180° / 8 cm Protractor
- Material: Clear Acrylic
- Size: 8 cm (Diameter)
Butterfly 30 cm / 123B Ruler
- Colour: Blue, Yellow, Green, and Orange
- Material: Plastic
- Size: 30 cm
Butterfly 100 cm Ruler
- Material: Clear Acrylic
- Size: 100 cm
Butterfly BT-970 30 cm Ruler
- Colour: Yellow, Orange, Blue, and Pink
- Material: Plastic
- Size: 30 cm
Butterfly J-10 Triangle Ruler
- Material: Plastic
- Size: 30 × 21.3 × 21.3 cm (Isosceles Triangle) 30 × 17.3 × 34.5 cm (Right Triangle)
Butterfly BT-No.10 Triangle Ruler Set
- Material: Clear Acrylic
- Size: 28 cm x 6"
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