BS ISO 03318:2016 pdf download.Assembly tools for screws and nuts — Open-ended wrenches, box wrenches and combination wrenches — Maximum widths of heads
1 Scope
This document specifies the maximum outside head dimensions for open-ended wrenches, box wrenches and combination wrenches. NOTE 1 The wrenches covered by this document are the ones identified in ISO 1703:2005 under reference nos. 1 1 01 02 0, 1 1 01 05 0, 1 1 01 06 0, 1 1 02 03 0, 1 1 02 04 0, 1 1 02 05 0, 1 1 02 06 0, 1 1 02 01 0, 1 1 02 02 0 and 1 1 02 08 0. NOTE 2 Box wrenches can also be designated as ring wrenches. This document does not cover technical specifications for these products. Technical specifications are given in ISO 1711-1.
2 Normative references
The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
ISO 691, Assembly tools for screws and nuts — Wrench and socket openings — Tolerances for general use
3 Terms and definitions
No terms and definitions are listed in this document.
ISO and IEC maintain terminological databases for use in standardization at the following addresses:
— IEC Electropedia: available at http://www.electropedia.org/
— ISO Online browsing platform: available at http://www.iso.org/obp
4 Dimensions
See Figures 1 and 2 and Table 1 for the dimensions.
The drawings are schematic and are not intended to specify a given design; only the dimensions given shall be complied with.
BS ISO 03318:2016 pdf download
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