Round head
Countersunk head
Raised countersunk head
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
IFI 513-3-1982
Countersunk flat head screws with type Z cross recess-Table 3
BS 1981-5-1991
80° Countersunk flat head screws with type Z cross recess-Table 5
BS 1981-7-1991
80° Countersunk flat head screws with type Z cross recess(truncated)-Table 7
Q 254-1999
Countersunk flat head screws cross recess
UNI 7688-1977
Cross recessed countersunk head screws with type H
UNI 7688-1977
Cross recessed countersunk head screws with type Z
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 B1111-2-1996
Countersunk flat head screws with type Z 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 Z cross recess(shallow)-Table 3
JIS B1111-3-1996
Countersunk flat head screws with type H cross recess(deep)-Table 3
JIS B1111-3-1996
Countersunk flat head screws with type Z cross recess(deep)-Table 3
ASME/ANSI B18.6.3-2-2013
Cross recessed 80° countersunk head screws-Table 2
ASME/ANSI B18.6.3-2-2013
Cross recessed 80° countersunk head screws-Table 2
ASME/ANSI B18.6.3-4-2013
Cross recessed 100° countersunk head screws-Table 4
ASME/ANSI B18.6.3-4-2013
Cross recessed 100° countersunk head screws-Table 4
KS B1023-2001
Countersunk flat head screws with type Z cross recess
KS B1023-2001
Countersunk flat head screws with type H cross recess
KS B1023-2001
Countersunk flat head screws with type H cross recess(deep)
