Chico
20 cm ruler No. 5020 with metric and inch graduation.
Protractor No. 5200.
Triangles No. 5145 and No. 5160.
Compass not included
With C-106 compass included.
With C-500 compass included.
Grande
30 cm ruler. No. 5300. cm and inch graduation.
Protractor No. 15200.
Triangles No. 5245 and No. 5260.
Triangles No. 5145 and No. 5160.
Compass not included
With C-106 compass included.
With C-500 compass included.
| Model | E-Ch-SC | E-Ch-C106 | E-Ch-C500 |
| Weight | 1.030 kg | 1.070 kg | 2.080 kg |
| Measurement | 8 x 18 x 33 cm | 10 x 18 x 33 cm | 8 x 32 x 33 cm |
| Model | E-Gde-SC | E-Gde-C106 | E-Gde-C500 |
| Weight | 2 kg | 3.030 kg | 4.030 kg |
| Measurement | 9 x 20 x 40 cm | 10 x 20 x 40 cm | 18 x 31.5 x 33 cm |