Round head
Countersunk head
Raised countersunk head
Round head with collar
Countersunk head with rib
Undercut countersunk head
Bugle head
Raised Undercut countersunk head
Raised cheese
ASME/ANSI B18.6.1-3-1981
Type IA cut screw type cross groove (Z type) countersunk head wood screw-Table 3
ASME/ANSI B18.6.1-3-1981
Type IA rolling screw type cross groove (Z type) countersunk head wood screw-Table 3
ASME/ANSI B18.6.1-5-1981
Type IA rolling screw type cross groove (Z type) half countersunk head wood screw-Table 5
ASME/ANSI B18.6.1-7-1981
Type IA cut type meter type slot (type Z) pan head wood screw-Table 7
ASME/ANSI B18.6.1-7-1981
Type IA rolling thread type rice grooved (Z) pan head wood screws-Table 7
ASME/ANSI B18.6.4-11-1998
Type AB 80°cross recessed with type Z countersunk head self tapping screw-Table 11
ASME/ANSI B18.6.4-11-1998
Type A 80°cross recessed with type Z countersunk head self tapping screw-Table 11
ASME/ANSI B18.6.4-11-1998
Type BP 80°cross recessed with type Z countersunk head self tapping screw-Table 11
ASME/ANSI B18.6.4-11-1998
Type B 80°cross recessed with type Z countersunk head self tapping screw-Table 11
ASME/ANSI B18.6.4-11-1998
Type C 80°cross recessed with type Z countersunk head self tapping screw with fine pitch thread-Table 11
ASME/ANSI B18.6.4-15-1998
Type AB 80°cross recessed with type Z truncated countersunk head self tapping screw-Table 15
ASME/ANSI B18.6.4-15-1998
Type BP 80°cross recessed with type Z truncated countersunk head self tapping screw-Table 15
ASME/ANSI B18.6.4-15-1998
Type B 80°cross recessed with type Z truncated countersunk head self tapping screw-Table 15
ASME/ANSI B18.6.4-15-1998
Type C 80°cross recessed with type Z truncated countersunk head self tapping screw-Table 15
ASME/ANSI B18.6.4-15-1998
Type C 80°cross recessed with type Z truncated countersunk head self tapping screw with fine pitch thread-Table 15
ASME/ANSI B18.6.4-18-1998
Type AB 80°cross recessed with type Z recessed flat countersunk trim head self tapping screw-Table 18
ASME/ANSI B18.6.4-18-1998
Type A 80°cross recessed with type Z recessed flat countersunk trim head self tapping screw-Table 18
ASME/ANSI B18.6.4-18-1998
Type BP 80°cross recessed with type Z recessed flat countersunk trim head self tapping screw-Table 18
ASME/ANSI B18.6.4-18-1998
Type B 80°cross recessed with type Z recessed flat countersunk trim head self tapping screw-Table 18
ASME/ANSI B18.6.4-18-1998
Type C 80°cross recessed with type Z recessed flat countersunk trim head self tapping screw-Table 18
