Free Engineering Calculators, Plans & Guides for NZ Engineers

Calculators

Calculate dimensions and specs

Videos

Get creative inpiration for your next project

Free Engineering Plans

Build a Go-Kart, Ute Canopy, Horse Float or more!

PDF Guides

Practical guides for planning, measuring, and installation.

Engineering Calculators

Gas Strut Calculator

Gas Strut Calculator

Find the perfect gas strut for your application

Open calculator
Square and Round Plug Calculator

Square and Round Plug Calculator

Find the right plug size for your needs

Open calculator

Videos

Free Engineering Plans

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PDF Guides

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PDF Inspiration

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