BS A 272:1977 :

BS A 272:1977 : 1395905
BS A 272:1977 :
Title: Specification for Hi-torque speed drive recess: dimensions and gauging for countersunk head fasteners


Pages: 4
Year:
Publisher: BSI
Availability: Within 1-2 working days
BSI will directly send the standards to End-User after our confirmation.