Hex chamfered single face
Hex with flange
Round head
Countersunk head
Raised countersunk head
Hex with collar
Round head with collar
Countersunk head with rib
Undercut countersunk head
Bugle head
Raised Undercut countersunk head
Low cheese head
Raised cheese
Hex chamfered double faces
ASME/ANSI B18.6.4-14-1981
Type BF 80°cross recessed with type H recessed small flat countersunk trim head self tapping cutting screw-Table 14
ASME/ANSI B18.6.4-14-1981
Type BF 80°cross recessed with type Z countersunk trim head self tapping cutting screw-Table 14
ASME/ANSI B18.6.4-14-1981
Type BF 80°cross recessed with type Z small countersunk trim head self tapping cutting screw-Table 14
ASME/ANSI B18.6.4-14-1981
Type BF type II 80°cross recessed with type H countersunk trim head self tapping cutting screw-Table 14
ASME/ANSI B18.6.4-14-1981
Type BF type II 80°cross recessed with type H small countersunk trim head self tapping cutting screw-Table 14
ASME/ANSI B18.6.4-15-1981
Type BF 100°slotted head self tapping cutting screw-Table 15
ASME/ANSI B18.6.4-16-1981
Type BF 100°cross recessed with type H countersunk head self tapping cutting screw-Table 16
ASME/ANSI B18.6.4-16-1981
Type BF 100°cross recessed with type Z countersunk head self tapping cutting screw-Table 16
ASME/ANSI B18.6.4-16-1981
Type BF type II 100°cross recessed with type H countersunk head self tapping cutting screw-Table 16
AN 531-1959
Type BF Cross recessed 80° countersunk trim head self tapping cutting screw
AN 531-1997
Type BF Cross recessed 80° countersunk trim head self tapping cutting screw