Screws, pan head, internal offset cruciform ribbed or unribbed drive, stepped shank, short or medium length MJ threads, metallic material, coated or uncoated, strength classes less than or equal to 1100 MPa. Dimensions.
NORMA vydána dne 15.3.1997
Designation standards: BS A 312:1997
Note: NEPLATNÁ
Publication date standards: 15.3.1997
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: British technical standard
Kategorie: Technické normy BS