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UAS - Drones	GPS LNet	Software	Magnetic Locators	Prisms, Poles, GPS Accessories/Tripods	Tripods	Level Rods
Measuring Tapes/Wheels	Box Levels/Smarttool	Marking Products	Flagging/Wire Flags	Field Supplies	Rebar Caps	Radios
First Aid/Safety	Warning Signs	Vests	Hand Tools	Bags	Calculators	Compasses

Lengemann is the Topcon Master Dealer for the entire state of Florida. We sell and repair Machine Control, GPS Equipment, Robotic Total Stations,
Surveying Total Stations, Scanning Solutions, data collectors, levels, lasers, and supplies for Construction, Engineering and Surveying companies.

Lengemann is a Topcon Authorized Repair Center.

As defined by US Department of Homeland Security Director Christopher C. Krebs. Lengemann provides specialized products and services to government, military, civil engineering, utilities, public works, survey, public safety, and construction applications. Therefore, Lengemann Corporation's employees are authorized to serve our customers' needs while following CDC guidelines. This takes place at our office or directly with our customers.

Notice of Modified Operations – COVID-19

While working with state and local authorities to assist in limiting the spread of COVID-19 and protect our employees, Lengemann Corporation will continue to make every effort to meet the needs of our customers. Our Altoona office will have limited access, but we will be maintaining continued sales, support, and repair services.

Please contact our office (352-669-2111), your sales representative, or email us at customerservice@lengemann.us for assistance.

Thank you for your patience and understanding in this difficult time. Our Altoona store is open 8am - 5pm M-F

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Calculated Industries Construction Master Pro 'Trig' Calculator

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MSRP: $89.95

Your Price: $78.95

You Save: $11.00 (12 %)

Stock Number: 81-1310

Manufacturer: Calculated Industries

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Construction Master® Pro Trig

Advanced Hand-held Construction-Math Calculator with Full Trigonometric Function

The Construction Master Pro Trig 'Feet-Inch-Fraction' calculator provides the building professional complete trigonomertric function. It sets the industry standard as the most powerful and advanced construciton - math calculator ever developed. With new built-in solutions and expanded preference selection you easily determine precise angle measurements and solve the most complex design and construction - math problems. In the field or office, get the job done right the first time!

• Work In and Convert Between any Building Dimension, including Metric
• Trigonometric Function
• Find Weight per Volume
• Built-In Right-Angle Functions
• Complete Stair Layouts
• Roof, Rafter and Framing Solutions
• Circular Calculations: Arcs, Circumference, Segments and More


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GPS Rovers and Systems, Machine Control Systems, Robotic Total Stations, Reflectorless Total Stations,
Data Controllers/Collectors, Rotating and Pipe Lasers, plus Surveying and Construction Supplies

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Schonstedt - Presco - Keson - Lufkin - Aervoe - Rust-Oleum