Weems & Plath Professional Protractor Triangle
This Weems and Plath Professional Protractor Triangle is a bit larger than other navigation triangles on the market. It has legs that are 9.312 inches long and a hypotenuse (long side) 13.125 inches long.
It has both 320mm and 1-80,000 scales and is constructed of heavy duty clear 5 mm thick acrylic for durability with a handle for ease of use.
- Pencil and sharpener included.
- Clean uncluttered design.
- Both 320mm and 1-80,000 scales shown.
- Inscribed with contrast-enhancing colors.
- Hole at vertex allows for various distance measurements, details included with package.
- Heavy duty clear 5mm acrylic construction for durability.
- Weems and Plath Lifetime warranty.