Engineering Pocket Book

Bolts, bearings, tolerances, materials and calculators. Offline and ad-free.

Coming soon to the App Store and Google Play

App Store Coming soon Google Play Coming soon

What's inside

  • Fasteners

    Bolt, screw, nut, washer and lock washer dimensions (ISO, DIN); metric thread table; tightening torque.

  • Bearings

    Decode bearing numbers such as 6205-2RS; dimension table and brand equivalents.

  • Tolerances, Measurement and Surface

    ISO 286 fits, general tolerances (ISO 2768), measuring tool advice, surface roughness.

  • Materials

    Material database, hardness conversion, surface treatment guide.

  • Manufacturing

    Machining calculations, sheet metal bending; section, sheet and stepped part weight.

  • Mechanics and Geometry

    Basic mechanics, fluid mechanics, angle and slope, triangle solver, plane geometry and volumes.

  • Electrical

    Basic electrical calculations and energy cost.

  • Units and General

    Unit converter, fractions and inches, percentages.

Why Normaty?

  • Offline

    No internet needed; works on site and in the workshop.

  • Ad-free

    No ads on screen, so your focus stays on the work.

  • No account needed

    No sign-up, no login; your data stays on your device.