Round head
Countersunk head
Raised countersunk head
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
IFI 513-7-1982
Metric pan head screws with type Z cross recess-Table 7
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
BS 1981-9-1991
80°Countersunk raised head screws with type Z cross recess-Table 9
BS 1981-11-1991
80°Countersunk raised head screws with type Z cross recess(truncated)-Table 11
BS 1981-13-1991
Pan head screws with type Z cross recess-Table 13
BS 1981-15-1991
Recessed raised cheese head screws with type Z cross recess-Table 15
Q 214-1999
Pan head screws cross recess
Q 254-1999
Countersunk flat head screws cross recess
Q 256-1999
Cross recessed raised countersunk head screws
UNI 7688-1977
Cross recessed countersunk head screws with type H
UNI 7688-1977
Cross recessed countersunk head screws with type Z
SJ 2494-1984
Cross recessed big flat head screws
SJ 2828-1987
Pan head screws cross recess
SJ 2829-1987
Cross recessed round head screws
SJ 2830-1987
Cross recessed pan head screws with collar
QJ 2376-1992
Cross recessed pan head screws
QJ 2377-1992
Cross recessed countersunk head screws
QJ 2378-1992
Countersunk raised head screws with cross recess
JIS B1111-1-1996
Pan head screws with type H cross recess-Table 1
