Round head
Countersunk head
Raised countersunk head
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
DIN 965-1990
90°Countersunk flat head screws with type H cross recessed
GB/T 819.1-2016
Countersunk flat head screws with type H cross recess
GB/T 819-1985
Countersunk flat head screws with type H cross recess
GB/T 819.2-2016
Countersunk flat head screws with type H cross recess(deep)
GB/T 819.2-2016
Countersunk flat head screws with type H cross recess(shallow)
GB/T 13806.1-1992
Cross recessed countersunk head screws for precision -Table2
ASME/ANSI B18.6.3-2-2010
Cross recessed 80° countersunk head screws-Table 2
ISO 7046-2-1994
Countersunk flat head screws with type H cross recess(deep)
ISO 7046-2-1994
Countersunk flat head screws with type H cross recess(shallow)
ISO 7046-1-1994
Countersunk flat head screws with type H cross recess
GB 819-1976
Countersunk flat head screws cross recess
IFI 513-3-1982
Countersunk flat head screws with type H cross recess-Table 3
Q 254-1999
Countersunk flat head screws cross recess
UNI 7688-1977
Cross recessed countersunk head screws with type H
QJ 2377-1992
Cross recessed countersunk head screws
JIS B1111-2-1996
Countersunk flat head screws with type H cross recess for strength class 4.8-Table 2
JIS B1111-3-1996
Countersunk flat head screws with type H cross recess(shallow)-Table 3
JIS B1111-3-1996
Countersunk flat head screws with type H cross recess(deep)-Table 3
ASME/ANSI B18.6.3-2-2013
Cross recessed 80° countersunk head screws-Table 2
ASME/ANSI B18.6.3-4-2013
Cross recessed 100° countersunk head screws-Table 4
