Cross recess
Pozidriv recess
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
Normal shank
Full thread
ASME/ANSI B18.6.4-30-1998
Type C Type II cross recessed with type H recessed flat raised countersunk trim head self tapping screw with fine pitch thread-Table 30