BS A 297:1987

Specification for internal drive, offset cruciform recess (Torq-Set(R)) for rotary fastening devices. Metric series.

STANDARD published on 31.3.1987

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The information about the standard:

Designation standards: BS A 297:1987
Publication date standards: 31.3.1987
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Category: Technical standards BS

Annotation of standard text BS A 297:1987 :

Specifies maximum and minimum dimensional requirements for rotary fastening devices, and for associated drivers and gauges, for metric design. Status: Confirmed