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NP321 - Star Almanac for Land Surveyors 2025
1 × £27.00 -
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Eraser
1 × £0.85
Subtotal: £27.85
Portland Navigational Triangle 200mm
£10.00 ex VAT
In Stock200mm set square features protractor markings and compass points with reciprocals in red, the scale is in millimeters.
1 in stock (can be backordered)
Description
Portland Navigational Triangle 200mm
This 200mm set square features protractor markings and compass points with reciprocals in red, the scale is in millimeters. Manufactured from strong acrylic, this instrument is highly durable.
Portland Triangles are often used in pairs to form a parallel rule.
Also a useful training aid for students.
Additional information
| Weight | 0.92 kg |
|---|---|
| Dimensions | 22 × 23.5 × 1 cm |
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