GSO ISO 4229:2025
ISO 4229:2017
Gulf Standard
Current Edition
·
Approved on
14 October 2025
Assembly tools for screws and nuts — Single-head engineer's wrenches for lower torque applications — Maximum outside dimensions of heads and test torques
GSO ISO 4229:2025 Files
Arabic
6 Pages
Current Edition
English
5 Pages
Current Edition
Reference Language
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GSO ISO 4229:2025 Scope
ISO 13778:2017 specifies requirements of single-head engineer's wrenches with nominal width across flats from 3,2 to 120.
It specifies the maximum outside dimensions of heads and gives the test torque values. The "lower torque application" designation is in accordance with the smaller head dimensions.
NOTE The wrenches covered by this document are the ones identified in ISO 1703:2005 under reference Nos. 1 1 01 01 0 and 1 1 01 01 1.
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