BSI - BS 3555
Specification for Ring Wrenches
inactive
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| Organization: | BSI |
| Publication Date: | 31 October 1962 |
| Status: | inactive |
| ICS Code (Hand-operated tools): | 25.140.30 |
scope:
Specifies the form, dimensions, materials, heat treatment, hardness, marking and testing of bihexagonal ring spanners of the double-ended cranked, single-ended cranked, double-ended flat and single-ended flat types. The spanners are suitable for hexagon sizes in the Unified and Whitworth series of screwed fasteners.
Document History
November 30, 1988
Specification for Ring Wrenches
Gives form, dimensions, sizes and hardness requirements.
BS 3555
October 31, 1962
Specification for Ring Wrenches
Specifies the form, dimensions, materials, heat treatment, hardness, marking and testing of bihexagonal ring spanners of the double-ended cranked, single-ended cranked, double-ended flat and...