Hex chamfered single face
Round head
Countersunk head
Raised countersunk head
Cheese
Hex with collar
Round head with collar
Undercut countersunk head
Raised Undercut countersunk head
Low cheese head
Raised cheese
Hex chamfered double faces
ASME/ANSI B18.6.3-9-2013
Type C slotted undercut 80° countersunk head tapping screws-Table 9
ASME/ASNI B18.6.3-9-2013
Type C slotted undercut 80° countersunk head tapping screws with fine pitch thread-Table 9
ASME/ANSI B18.6.3-10-2013
Type C Square slot undercut 80° countersunk head tapping screws-Table 10
ASME/ANSI B18.6.3-10-2013
Type C Square slot undercut 80° countersunk head tapping screws with fine pitch thread-Table 10
