One of our best selling navigation instruments, the Protractor Triangle with Handle is inscribed with contrast enhancing colors making it easier to use. Utilizing two 45° triangles, the protractor triangle with handle provides a straightforward method of plotting and performing chart work.
Inscribed with contrast-enhancing colors -black and red-. Black handle with pencil holder for easy maneuverability. Used as a pair to transfer a directional line on a chart. Protractor scale allows easy alignment with chart meridian in any direction. Direction is maintained as one triangle is slid along the other to desired position. 90 deg. angle helps determine lines of position. Crafted of clear. durable vinylite. Lifetime warranty.
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