Keson Open Reel Fiberglass Tape – 100 ft (Standard + Engineer) The Keson open reel fiberglass tape combines standard and engineer graduations, offering flexibility for a wide range of measurement tasks. Its fiberglass blade provides dependable performance across varied jobsite conditions. The Ultra-Glass blade is double PVC coated to protect against wear and maintain clear markings. The durable open reel frame, reinforced crank, and guided blade return ensure consistent operation in the field. Key Features • 100 ft length for versatile measurement • Standard (ft/in/1⁄8) and engineer (1/10, 1/100 ft) graduations • Double PVC-coated fiberglass blade for durability • Double throat rollers for controlled rewind • Reinforced crank handle for rugged use Ideal For Surveyors and construction professionals requiring flexibility between standard and engineer measurement systems.