Round head
Countersunk head
Raised countersunk head
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
GOST 17473-1980
Cross recessed round head screws
GOST 17474-1980
90°Cross recessed rasied countersunk head screws
GOST 17475-1980
90°Cross recessed countersunk flat head screws
GOST R50403-1992
90°Countersunk flat head screws
GOST R50403-1992
90°Countersunk flat head screws
GOST R50406-1992
90°Countersunk raised head screws
GOST R50406-1992
90°Countersunk raised head screws
