ISO 4229:2017
Assembly tools for screws and nuts — Single-head engineer's wrenches for lower torque applications — Maximum outside dimensions of heads and test torques
- Standard No.
- ISO 4229:2017
- Release Date
- 2017
- Published By
- International Organization for Standardization (ISO)
- Latest
- ISO 4229:2017
- Scope
- This document 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. 1101010 and 1101011.
ISO 4229:2017 Referenced Document
- ISO 1711-1 Assembly tools for screws and nuts — Technical specifications — Part 1: Hand-operated wrenches and sockets*， 2019-10-11 Update
- ISO 691 Assembly tools for screws and nuts - Wrench and socket openings - Tolerances for general use
ISO 4229:2017 history
- 2017 ISO 4229:2017 Assembly tools for screws and nuts — Single-head engineer's wrenches for lower torque applications — Maximum outside dimensions of heads and test torques
- 2009 ISO 4229:2009 Assembly tools for screws and nuts - Single-head engineer's wrenches for lower torque applications - Maximum outside dimensions of heads and test torques
- 1977 ISO 4229:1977 Assembly tools for screws and nuts; Single-head engineer's wrenches; Gaps from 50 to 120 mm
