Round head
Countersunk head
Raised countersunk head
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
AN 510-1994
80°cross recessed countersunk flat head screws
AN 510-2002
80°cross recessed countersunk flat head screws
AN 510-2011
80°cross recessed countersunk flat head screws
MIL B87114/2B-1981
90°Sector recessed raised countersunk head screws
MIL B87114/3B-1981
Sector cheese head screws
