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Specification for Hi-torque speed drive recess: dimensions and gauging for countersunk head fasteners.
STANDARD published on 29.4.1977
Designation standards: BS A 272:1977
Publication date standards: 29.4.1977
SKU: NS-79498
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 0 580 09772 2 Status: Confirmed
31.1.1978
30.4.2008
31.3.1987
15.7.1998
WITHDRAWN
31.7.2008
30.5.2008
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Latest update: 2026-10-27 (Number of items: 2 208 060)
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