Rhino Ruler – Waterproof Fiberglass Folding Ruler Tenths / Metric (6 ft / 2 m) The Rhino Ruler is a rugged, waterproof fiberglass folding ruler designed for precise field measurements in surveying, construction, and general layout applications. Built to outperform traditional wooden folding rulers, it offers exceptional durability, stability, and long-term accuracy in demanding environments. Its compact folding design makes it easy to transport while maintaining rigidity when extended for use. Constructed from durable fiberglass, the Rhino Ruler resists moisture, warping, splintering, and wear from harsh jobsite conditions. Engraved graduations ensure long-lasting readability, while tight-locking joints provide improved stability and measurement accuracy compared to conventional folding rulers. Key Features • 6 ft (2 m) folding ruler with waterproof fiberglass construction • Engraved graduations in tenths / metric • Resistant to fading, splintering, and chipping for long service life • Tight-locking joints for improved accuracy and stability when extended • Compact folding design for easy transport and storage • Lightweight and durable for daily field use • Ideal for surveying, construction layout, and general measurement tasks