An indispensable tool for anyone who works with blueprints and or scaled drawings: Architects, Builders, Electricians, Plumbers, Masons, Interior Designers, Estimators, Tilers, Remodeling Contractors, Kitchen and Bath Designers, Flooring Contractors, Drywallers, Landscapers, Mechanical, Contractors, Homeowners, Set Designers, HVAC Contractors, Pipe Fitters & more!