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Convert and engineering springs
Convert springs, engineer new springs, compare drum specifications, calculate springs by IPPT, design springs for rolling steel doors, calculate approximate pull, or determine the maximum lift a spring/drum can lift on any job at any time.
Application developed by Service Spring Corporation - a leader in spring manufacturing and customer service in the overhead door industry.
What's New in the Latest Version 2.1.5
Last updated on Jan 8, 2026
Bug fix for Spring Conversion Calculator
Bug fix for Settings Screen
General performance improvements
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SSC Spring Engineering
2.1.5 by Service Spring Corporation
Jan 8, 2026