Half-Square (Triangle) Protractor with Handle - Base Length 27cm

Elevate Your Navigation Game with This Essential Plotting Tool
When precision matters, this half-square protractor with a 27 cm base length is the tool you need to plot courses, measure bearings, and transfer lines with unmatched accuracy. Designed for mariners who refuse to compromise on quality, this right-angled triangle at 45 degrees is engineered to simplify even the most complex navigation tasks. Its transparent vinylite construction ensures durability without sacrificing visibility, while the reinforced contrast markings in red and black make it easy to read in any lighting condition. Whether you're a professional navigator or a weekend sailor, this protractor is built to deliver reliable performance every time.

Engineered for Comfort and Efficiency
The ergonomic black handle is more than just a grip—it’s a game-changer for chart plotting. Designed to hold a pencil securely, it allows you to maintain direction effortlessly as you slide one triangle along another, making parallel line transfers smoother than ever. The 2 mm thickness provides the perfect balance of flexibility and sturdiness, ensuring that the protractor glides smoothly across your charts without bending or warping. Lightweight yet robust, it’s easy to handle and built to last, making it a trusted companion for all your navigation needs.

Versatility Meets Precision
This half-square protractor isn’t just a one-trick tool—it’s a versatile instrument that adapts to a variety of navigation tasks. Use it to trace headings, measure bearings, or transfer lines with confidence, knowing that its precision scales are aligned with chart meridians for accurate results. The 27 cm base length offers ample space for detailed work, while the 45-degree angle design ensures compatibility with standard nautical charts. Whether you're plotting a course in calm waters or navigating through challenging conditions, this protractor is designed to help you stay on track.

Built to Last, Backed by Confidence
Crafted from high-quality vinylite, this protractor is built to withstand the demands of life at sea. Its transparent material ensures unobstructed visibility of your charts, while its resistance to wear and tear guarantees long-lasting performance. The limited lifetime warranty is a testament to its durability, offering you peace of mind with every use. Lightweight and compact, it’s easy to store in your navigation kit or take on the go, ensuring that you’re always prepared for whatever the journey throws your way.

This half-square protractor is designed with precision and durability in mind. Crafted from clear, high-quality vinylite, it measures 19.69 cm along the shorter sides and 27.94 cm along the hypotenuse, with a thickness of just 2 mm for optimal flexibility and strength. Weighing only 68 grams, it’s lightweight yet sturdy, making it easy to handle during extended plotting sessions. The protractor features reinforced contrast markings in red and black for enhanced readability, even in low-light conditions. Its ergonomic black handle doubles as a pencil holder, ensuring a secure grip and effortless direction maintenance during use.

• Experience unmatched precision with a tool designed for mariners who demand the best.
• The high-contrast markings ensure clarity in any lighting, while the ergonomic handle with a built-in pencil holder streamlines your plotting process.
• Lightweight yet durable, this protractor is built to last, offering reliable performance for all your navigation tasks.
• Its versatile design adapts to a variety of charting needs, from tracing headings to measuring bearings, making it an indispensable addition to your navigation kit.
• Backed by a limited lifetime warranty, it’s a tool you can trust for every voyage.