5" Douglas Protractor 127 mm Waterproof Notebook Covers Rust-resistant staples and rounded corners

Rust-resistant staples and rounded corners enhance durability

you can effortlessly convert your Macro-Line Scales into accurate pressure-measuring instruments within a mere 20 seconds

With its rugged construction and easy-to-read measurements

boasting 10x and 20x magnification options all in a single loupe

the eTrex Solar features a rugged

5" Douglas Protractor 127 mm Waterproof Notebook Covers Rust-resistant staples and rounded cornersDouglas Protractor WG 127 mm The Douglas protractor is designed to assist in laying a course or bearing, reading a bearing, finding departure or latitude between two positions, finding a magnetic course, and fixing graduations in 1 increments. In addition, a fi" x fi" grid is printed in the centre section of this protractor. 127mm (5") square.