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 B18.6.4-25-1998
Type AB cross recessed with type H truncated raised countersunk head self tapping screw-Table 25
ASME/ANSI B18.6.4-25-1998
Type BP cross recessed with type H truncated raised countersunk head self tapping screw-Table 25
ASME/ANSI B18.6.4-25-1998
Type B cross recessed with type H truncated raised countersunk head self tapping screw-Table 25
ASME/ANSI B18.6.4-25-1998
Type C cross recessed with type H truncated raised countersunk head self tapping screw-Table 25
ASME/ANSI B18.6.4-25-1998
Type C cross recessed with type H truncated raised countersunk head self tapping screw with fine pitch thread-Table 25
ASME/ANSI B18.6.4-26-1998
Type AB cross recessed with type Z truncated raised countersunk head self tapping screw-Table 26
ASME/ANSI B18.6.4-26-1998
Type BP cross recessed with type Z truncated raised countersunk head self tapping screw-Table 26
ASME/ANSI B18.6.4-26-1998
Type B cross recessed with type Z truncated raised countersunk head self tapping screw-Table 26
ASME/ANSI B18.6.4-26-1998
Type C cross recessed with type Z truncated raised countersunk head self tapping screw-Table 26
ASME/ANSI B18.6.4-26-1998
Type C cross recessed with type Z truncated raised countersunk head self tapping screw with fine pitch thread-Table 26
ASME/ANSI B18.6.4-27-1998
Type AB Type II cross recessed with type H truncated raised countersunk head self tapping screw-Table 27
ASME/ANSI B18.6.4-27-1998
Type BP Type II cross recessed with type H truncated raised countersunk head self tapping screw-Table 27
ASME/ANSI B18.6.4-27-1998
Type B Type II cross recessed with type H truncated raised countersunk head self tapping screw-Table 27
ASME/ANSI B18.6.4-27-1998
Type C Type II cross recessed with type H truncated raised countersunk head self tapping screw-Table 27
ASME/ANSI B18.6.4-27-1998
Type C Type II cross recessed with type H truncated raised countersunk head self tapping screw with fine pitch thread-Table 27
ASME/ANSI B18.6.3-12-2013
Type AB Cross recessed undercut 80° oval countersunk head self tapping screw-Table 12
ASME/ANSI B18.6.3-12-2013
Type A Cross recessed undercut 80° oval countersunk head self tapping screw-Table 12
ASME/ANSI B18.6.3-12-2013
Type B Cross recessed undercut 80° oval countersunk head self tapping screw-Table 12
ASME/ANSI B18.6.3-12-2013
Type BP Cross recessed undercut 80° oval countersunk head self tapping screw-Table 12
ASME/ANSI B18.6.3-12-2013
Type C Cross recessed undercut 80° oval countersunk head tapping screws-Table 12
