NF E25-125-1984
Hexagon socket heads cap screws
NF E25-126-2004
Hexagon socket button head screws
NF E25-126-1997
Hexagon socket button head screws
NF E25-146-2004
Hexagon socket countersunk head screws
NF E25-106-1997
Hexagon socket countersunk head screws
NF E25-109-1983
Hexagon socket button head screws
NF E25-109-2011
Hexagon socket button head screws
ISO 12474-2010
Hexagon socket head cap screws with fine threads
NF E25-177-2010
Hexagon socket head cap screws with fine threads
GB/T 70.1-2000
Hexagon socket head cap screws
GB/T 70.2-2000
Hexagon socket button head screws
GB/T 70.3-2000
Hexagon socket countersunk head screws
DIN 6912-1985
Hexagon socket thin head cap screws with pilot recess
DIN 6912-2009
Hexagon socket thin head cap screws with pilot recess
DIN 7984-2002
Hexagon socket thin head cap screws
DIN 7984-1985
Hexagon socket thin head cap screws
ISO 4762-1997
Hexagon socket heads cap screws
ISO 4762-1997
Hexagon socket knurled heads cap screws
BS 2470-2A-2004
UN hexagon socket plain heads cap screws-Table 2A
BS 2470-2A-2012
UN hexagon socket plain heads cap screws-Table 2A
