• Hydrogen Technologies Standards form the basic framework for market ramp-up

    More information
  • Climate change Standards and specifications support climate targets

    More information
  • Smart Farming Standards and specifications are drivers for the digitalization of agriculture

    More information
Standards [CURRENT]

ABNT NBR ISO 4229
Assembly tools for screws and nuts - Single-head engineer´s wrenches for lower torque applications - Maximum outside dimensions of heads and test torques

Edition 2017-11-14
Original language Portuguese
Price from 39.50 €
Table of contents